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1Texto bibliotecaUAAAN MX
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2by Nichols, Eugene D., 1923-2019 (Nichols, Eugene Douglas) 17949, Heimer, Ralph T. 44678, Garland, E. Henry 44679
Published 1970Texto bibliotecaUNCO AR -
3by Nichols, Eugene D. autor/a, Heimer, Ralph T. autor/a, Garland, E. Henry autor/a, Ordoñez Reyna, Luis traductor/a
Published 1969Texto bibliotecaECOSUR