See Allo

Conservation and environmentalism : an encyclopedia

edited by Robert Paehlke

Fitzroy Dearborn Publishers, 1995

Buku Referensi

Hambler, Clive, 1960-, author

Cambridge University Press , 2013

Buku Teks

Conservation and agriculture

edited by Joan Davidson and Richard Lloyd

John Wiley & Sons, 1979

Buku Teks

Dasmann, Raymond F. (Raymond Fredric), author

Environmental conservation

John Wiley & Sons, 1972

Buku Teks

Spellerberg, Ian F., author

Biological conservation

Cambridge University Press, 1992

Buku Teks

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