Citazione Stile APA (7a Edizione)

Pechenik, J. A. (2010). Biology of the invertebrates (Sixth edition.). Karim International (021177).

Citazione stile Chigago Style (17a edizione)

Pechenik, Jan A. Biology of the Invertebrates. Sixth edition. Boston: Karim International (021177), 2010.

Citatione MLA (9a ed.)

Pechenik, Jan A. Biology of the Invertebrates. Sixth edition. Karim International (021177), 2010.