APA aipamena

National Association of Biology Teachers. (1938). The American biology teacher. The Association.

Chicago Style aipamena

National Association of Biology Teachers. The American Biology Teacher. [Place of publication not identified]: The Association, 1938.

MLA aipamena

National Association of Biology Teachers. The American Biology Teacher. The Association, 1938.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.