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1Watershed development : with special reference to soil and water conservation Watershed development : with special reference to soil and water conservationby Gil, N.software, multimedia bibliotecaUNAM
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2Watershed development with special reference to soil and water conservation Watershed development with special reference to soil and water conservationby Gil, N.
Published 1979software, multimedia bibliotecaUNAM -
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9Watershed development with special reference to soil and water conservation Watershed development with special reference to soil and water conservationby Gil, N. autor/a
Published 1985Texto bibliotecaECOSUR -
10Digital revistaSCIELO
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12Digital revistaSCIELO
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13Digital revistaSCIELO
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15Digital revistaSCIELO
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20by Gil, N., Organización de las Naciones Unidas para la Agricultura y la Alimentación.
Published 1979Texto bibliotecaCOLPOS