Citazione APA

Barnes, R., & Hughes, R. (1999). Introduction to marine ecology (3.). Blackwell Science Ltd.

Stile di citazione Chicago

Barnes, R.S.K, e R.N Hughes. Introduction to Marine Ecology. 3. London: Blackwell Science Ltd, 1999.

Citazione MLA

Barnes, R.S.K, e R.N Hughes. Introduction to Marine Ecology. 3. Blackwell Science Ltd, 1999.