Singh, I. J. (1977). Elements of farm management economics. Affiliated East West.
Čikaški stil citiranjaSingh, I J. Elements of Farm Management Economics. New Delhi: Affiliated East West, 1977.
MLA način citiranjaSingh, I J. Elements of Farm Management Economics. Affiliated East West, 1977.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.