India : proceedings / Working Meeting of the IUCN Commission on Education, held at Forest Research Institute and Colleges, Dehradun on 21st to 22nd November, 1969

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书目详细资料
企业作者: Working Meeting of the IUCN Commision on Education
格式: 图书
语言:English
出版: Switzerland : International Union for Conservation of Nature and Natural Resources , 1970
丛编:IUCN publications new series
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