Παραπομπή APA

Roul,, C. (2009). International jute commodity system. Northern Book Centre.

Παραπομπή Chicago Style

Roul,, Chhabilendra. International Jute Commodity System. New Delhi: Northern Book Centre, 2009.

Παραπομπή MLA

Roul,, Chhabilendra. International Jute Commodity System. Northern Book Centre, 2009.