Singh, k., & Ballabh, V. (1996). Cooperative management of natural resources. Sage.
Čikaški stil citiranjaSingh, katar, i Vishwa Ballabh. Cooperative Management of Natural Resources. New Delhi: Sage, 1996.
MLA način citiranjaSingh, katar, i Vishwa Ballabh. Cooperative Management of Natural Resources. Sage, 1996.
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