Lua APA (7ú heag.)

Pechenik, J. A. (2005). Biology of the Invertebrates (5th ed.). McGraw - Hill.

Lua i Stíl Chicago (17ú heag.)

Pechenik, Jan A. Biology of the Invertebrates. 5th ed. Boston: McGraw - Hill, 2005.

Lua MLA (9ú heag.)

Pechenik, Jan A. Biology of the Invertebrates. 5th ed. McGraw - Hill, 2005.

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