Bhalla, G. S., & Gurmail singh. (2001). Indian agriculture: Four decades of development. Sage.
Chicago Edition CitationBhalla, G. S., i Gurmail singh. Indian Agriculture: Four Decades of Development. New Delhi: Sage, 2001.
Cita MLABhalla, G. S., i Gurmail singh. Indian Agriculture: Four Decades of Development. Sage, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.