APA aipamena

Williams, R. (1955). Textbook of Endocrinology (2.ed.). Saunders Company.

Chicago Style aipamena

Williams, Robert. Textbook of Endocrinology. 2.ed. Philadelphia: Saunders Company, 1955.

MLA aipamena

Williams, Robert. Textbook of Endocrinology. 2.ed. Saunders Company, 1955.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.