APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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