Buchsbaum, R. (1948). Animals without backbones: An introduction to the invertebrates (2nd ed.).
Čikaški stil citiranjaBuchsbaum, Ralph. Animals Without Backbones: An Introduction to the Invertebrates. 2nd ed. 1948.
MLA način citiranjaBuchsbaum, Ralph. Animals Without Backbones: An Introduction to the Invertebrates. 2nd ed. 1948.
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