APA aipamena

Pechenik, J. A. (2005). Biology of the invertebrates. Boston, MA: McGraw-Hill.

Chicago Style aipamena

Pechenik, Jan A. Biology of the Invertebrates. Boston, MA: McGraw-Hill, 2005.

MLA aipamena

Pechenik, Jan A. Biology of the Invertebrates. Boston, MA: McGraw-Hill, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.