Παραπομπή APA

Singh,Veena. (1990). Regional disparities in agricultural development. Deep & Deep Publications.

Παραπομπή Chicago Style

Singh,Veena. Regional Disparities in Agricultural Development. New Delhi: Deep & Deep Publications, 1990.

Παραπομπή MLA

Singh,Veena. Regional Disparities in Agricultural Development. Deep & Deep Publications, 1990.