Παραπομπή APA

Indian society of agronomy. (2003). National Symposium on resource management for eco-friendly crop production feb-2003. Indian Society of Agronomy.

Παραπομπή Chicago Style

Indian society of agronomy. National Symposium on Resource Management for Eco-friendly Crop Production Feb-2003. Kanpur: Indian Society of Agronomy, 2003.

Παραπομπή MLA

Indian society of agronomy. National Symposium on Resource Management for Eco-friendly Crop Production Feb-2003. Indian Society of Agronomy, 2003.