APA (7th ed.) Zitazioa

Hutchins, H. C. (1981). Examples of commutative rings (1a. ed.). Polygonal Publishing House.

Chicago Style (17th ed.) Zitazioa

Hutchins, Harry C. Examples of Commutative Rings. 1a. ed. Trenton: Polygonal Publishing House, 1981.

MLA (9th ed.) Zitazioa

Hutchins, Harry C. Examples of Commutative Rings. 1a. ed. Polygonal Publishing House, 1981.