Παραπομπή APA

Chattopathyaya D.P. (1976). Foreign trade bullettin. Indian institute of foreign trade.

Παραπομπή Chicago Style

Chattopathyaya D.P. Foreign Trade Bullettin. New delhi: Indian institute of foreign trade, 1976.

Παραπομπή MLA

Chattopathyaya D.P. Foreign Trade Bullettin. Indian institute of foreign trade, 1976.