APA
Kohls R. L., Uhl J. N., . (2011). Marketing of Agricultural Products. New Delhi: PHI.
Chicago
Kohls Richard L, Uhl Joseph N, . 2011. Marketing of Agricultural Products. New Delhi: PHI.
Harvard
Kohls R. L., Uhl J. N., . (2011). Marketing of Agricultural Products. New Delhi: PHI.
MLA
Kohls Richard L, Uhl Joseph N, . Marketing of Agricultural Products. New Delhi: PHI. 2011.