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21by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Jumsai, Manichprogramme and meeting document bibliotecaUNESCO
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23by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Méras, Edmond A.programme and meeting document bibliotecaUNESCO
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24by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Cheeseman, H.R.programme and meeting document bibliotecaUNESCO
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25by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Cheeseman, H.R.programme and meeting document bibliotecaUNESCO
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26by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Gatenby, E.V.programme and meeting document bibliotecaUNESCO
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27by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Gatenby, E.V.programme and meeting document bibliotecaUNESCO
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30by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Picazo de Murray, Elenaprogramme and meeting document bibliotecaUNESCO
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31by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Picazo de Murray, Elenaprogramme and meeting document bibliotecaUNESCO
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32by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Israel National Commission for UNESCOprogramme and meeting document bibliotecaUNESCO
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33by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Israel National Commission for UNESCOprogramme and meeting document bibliotecaUNESCO
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34by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Elliott, A.V.P.programme and meeting document bibliotecaUNESCO
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36by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Castro de la Fuente, Angélicaprogramme and meeting document bibliotecaUNESCO
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37by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Castro de la Fuente, Angélicaprogramme and meeting document bibliotecaUNESCO
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38by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Ghate, V.D., Ryburn, W.M.programme and meeting document bibliotecaUNESCO
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39by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Ghate, V.D., Ryburn, W.M.programme and meeting document bibliotecaUNESCO
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40by International Seminar on the Contribution of the Teaching of Modern Languages towards Education for Living in a World Community, Nuwara Eliya, Sri Lanka, 1953, Australian National Commission for UNESCO, Pittman, B.A.programme and meeting document bibliotecaUNESCO