Παραπομπή APA

Roy,P N. (1986). International trade: Theory and practice. Wiley Eastern Limited.

Παραπομπή Chicago Style

Roy,P N. International Trade: Theory and Practice. New Delhi: Wiley Eastern Limited, 1986.

Παραπομπή MLA

Roy,P N. International Trade: Theory and Practice. Wiley Eastern Limited, 1986.