Cita APA (7th ed.)

Hillman, A. P., & Alexanderson, G. L. (1983). A first undergraduate course in abstract algebra (3rd.ed.). Wadsworth.

Cita Chicago (17th ed.)

Hillman, Abraham P., i Gerald L. Alexanderson. A First Undergraduate Course in Abstract Algebra. 3rd.ed. California: Wadsworth, 1983.

Cita MLA (9th ed.)

Hillman, Abraham P., i Gerald L. Alexanderson. A First Undergraduate Course in Abstract Algebra. 3rd.ed. Wadsworth, 1983.