Παραπομπή APA

Gallian, J. A. (1998). Contemporary abstract algebra (4th ed.). Narosa.

Παραπομπή Chicago Style

Gallian, Joseph A. Contemporary Abstract Algebra. 4th ed. New Delhi: Narosa, 1998.

Παραπομπή MLA

Gallian, Joseph A. Contemporary Abstract Algebra. 4th ed. Narosa, 1998.