AGRAWAL, G. (1969). Economic problems of Indian agriculture. Vikas publications.
Citazione stile Chigago Style (17a edizione)AGRAWAL, G.D. Economic Problems of Indian Agriculture. New Delhi: Vikas publications, 1969.
Citatione MLA (9a ed.)AGRAWAL, G.D. Economic Problems of Indian Agriculture. Vikas publications, 1969.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.