APA aipamena

Orians, G. H. (1973). The Study of Life: An Introduction to Biology. Boston: Allyn and Bacon.

Chicago Style aipamena

Orians, Gordon H. The Study of Life: An Introduction to Biology. Boston: Allyn and Bacon, 1973.

MLA aipamena

Orians, Gordon H. The Study of Life: An Introduction to Biology. Boston: Allyn and Bacon, 1973.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.