APA (7. basım) Alıntı

Pennak, R. . W. (1978). Freshwater invertebrates of the United States. Wiley.

Chicago Style (17. basım) Atıf

Pennak, Robert W. Freshwater Invertebrates of the United States. New York: Wiley, 1978.

MLA (9th ed.) Atıf

Pennak, Robert W. Freshwater Invertebrates of the United States. Wiley, 1978.