APA aipamena

Verma, A. (2005). Invertebrates: Protozoa to echinodermata. Harrow, U.K: Alpha science International Ltd.

Chicago Style aipamena

Verma, Ashok. Invertebrates: Protozoa to Echinodermata. Harrow, U.K: Alpha science International Ltd, 2005.

MLA aipamena

Verma, Ashok. Invertebrates: Protozoa to Echinodermata. Harrow, U.K: Alpha science International Ltd, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.