GILL, M. S. (1983). Agriculture cooperatives: A case study of Punjab. Vikas.
Chicago Style (17th ed.) ZitazioaGILL, Manohar Singh. Agriculture Cooperatives: A Case Study of Punjab. New Delhi: Vikas, 1983.
MLA (9th ed.) ZitazioaGILL, Manohar Singh. Agriculture Cooperatives: A Case Study of Punjab. Vikas, 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.