Lua APA (7ú heag.)
Norstog, K., & Meyerriecks, A. J. (1985). Biology (2nd ed.). Charles E.Merill.
Lua i Stíl Chicago (17ú heag.)
Norstog, Knut, agus Andrew J. Meyerriecks. Biology. 2nd ed. Columbus: Charles E.Merill, 1985.
Lua MLA (9ú heag.)
Norstog, Knut, agus Andrew J. Meyerriecks. Biology. 2nd ed. Charles E.Merill, 1985.
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