APA (7th ed.) Zitazioa

Edited by Roberts , H. R. (1981). Food safety. John Wiley.

Chicago Style (17th ed.) Zitazioa

Edited by Roberts , Howard Richard. Food Safety. New York: John Wiley, 1981.

MLA (9th ed.) Zitazioa

Edited by Roberts , Howard Richard. Food Safety. John Wiley, 1981.