Παραπομπή APA

Gupta, R. P. (1973). Agricultural prices in a backward economy. National Publishers.

Παραπομπή Chicago Style

Gupta, R P. Agricultural Prices in a Backward Economy. New Delhi: National Publishers, 1973.

Παραπομπή MLA

Gupta, R P. Agricultural Prices in a Backward Economy. National Publishers, 1973.