APA aipamena

Overton, F. (1923). General hygiene. American Book Co.

Chicago Style aipamena

Overton, Frank. General Hygiene. New York: American Book Co, 1923.

MLA aipamena

Overton, Frank. General Hygiene. American Book Co, 1923.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.