Παραπομπή APA

Bhalla,G S, & Alagh,Y K. (1979). Performance of Indian agriculture: A district wise study. Sterling.

Παραπομπή Chicago Style

Bhalla,G S, και Alagh,Y K. Performance of Indian Agriculture: A District Wise Study. New Delhi: Sterling, 1979.

Παραπομπή MLA

Bhalla,G S, και Alagh,Y K. Performance of Indian Agriculture: A District Wise Study. Sterling, 1979.