APA aipamena

Needham, J. G. (1962). A guide to the study of freshwater biology (5th ed.). Holden-Day, Inc.

Chicago Style aipamena

Needham, James G. A Guide to the Study of Freshwater Biology. 5th ed. San Francisco: Holden-Day, Inc, 1962.

MLA aipamena

Needham, James G. A Guide to the Study of Freshwater Biology. 5th ed. Holden-Day, Inc, 1962.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.