Pechenik, J. A. (2005). Biology of the invertebrates (5th ed.). McGraw Hill Higher Education.
Čikaški stil citiranjaPechenik, Jan A. Biology of the Invertebrates. 5th ed. Boston: McGraw Hill Higher Education, 2005.
MLA način citiranjaPechenik, Jan A. Biology of the Invertebrates. 5th ed. McGraw Hill Higher Education, 2005.
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