Παραπομπή APA

Coy, N. H. M., & Janusz, G. J. (1990). Introduction to modern algebra (4 th ed.). Universal Book Stall.

Παραπομπή Chicago Style

Coy, Neal H Mc, και Gerald J. Janusz. Introduction to Modern Algebra. 4 th ed. New Delhi: Universal Book Stall, 1990.

Παραπομπή MLA

Coy, Neal H Mc, και Gerald J. Janusz. Introduction to Modern Algebra. 4 th ed. Universal Book Stall, 1990.