Παραπομπή APA

Narain, P. (1968). Mathematics for students of commerce. Sultan Chand.

Παραπομπή Chicago Style

Narain, Prem. Mathematics for Students of Commerce. Delhi: Sultan Chand, 1968.

Παραπομπή MLA

Narain, Prem. Mathematics for Students of Commerce. Sultan Chand, 1968.