APA (7th ed.) Zitazioa

Parker, S. P. (1986). Dictionary of Biology. McGraw-Hill.

Chicago Style (17th ed.) Zitazioa

Parker, Sybil P. Dictionary of Biology. New York: McGraw-Hill, 1986.

MLA (9th ed.) Zitazioa

Parker, Sybil P. Dictionary of Biology. McGraw-Hill, 1986.