APA (7e ed.) Bronvermelding

Hawkins, A. D. (1981). Aquarium systems. Academic Press.

Chicago (17e ed.) Bronvermelding

Hawkins, A. D. Aquarium Systems. New York: Academic Press, 1981.

MLA (9e ed.) Bronvermelding

Hawkins, A. D. Aquarium Systems. Academic Press, 1981.