APA (7th ed.) Zitazioa

SANDERS, H. e. (1966). Cooperative extension service. Prentice -Hall.

Chicago Style (17th ed.) Zitazioa

SANDERS, H.C. ed. Cooperative Extension Service. New Jersey: Prentice -Hall, 1966.

MLA (9th ed.) Zitazioa

SANDERS, H.C. ed. Cooperative Extension Service. Prentice -Hall, 1966.