Citazione APA

Sumich, J. L. M. (1999). Introduction to the biology of marine life (7.).

Stile di citazione Chicago

Sumich, James L; Morrissey. Introduction to the Biology of Marine Life. 7. Mcgraw Hill Book Co., New York, 1999.

Citazione MLA

Sumich, James L; Morrissey. Introduction to the Biology of Marine Life. 7. 1999.