Krogh, D. (2000). Biology: A guide to the natural world. Prentice-Hall.
Čikaški stil citiranjaKrogh, David. Biology: A Guide to the Natural World. Prentice-Hall, 2000.
MLA način citiranjaKrogh, David. Biology: A Guide to the Natural World. Prentice-Hall, 2000.
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