Παραπομπή APA

Gopalakrishnan,N.S. (2016). Commutative algebra .- 2nd ed (2.). Universities press.

Παραπομπή Chicago Style

Gopalakrishnan,N.S. Commutative Algebra .- 2nd Ed. 2. Hyderabad: Universities press, 2016.

Παραπομπή MLA

Gopalakrishnan,N.S. Commutative Algebra .- 2nd Ed. 2. Universities press, 2016.