Gerritsen, P. R. W. (2002). Diversity at stake: A farmer's perspective on biodiversity and conservation in western Mexico. s.n..
Čikaški stil citiranja (17. izdanje)Gerritsen, Peter R. W. Diversity at Stake: A Farmer's Perspective on Biodiversity and Conservation in Western Mexico. [Wageningen: s.n., 2002.
MLA način citiranja (8. izdanje)Gerritsen, Peter R. W. Diversity at Stake: A Farmer's Perspective on Biodiversity and Conservation in Western Mexico. s.n., 2002.
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