APA
KOHLS R. L. A. U. J. N., . (2009). MARKETING OF AGRICULTURAL PRODUCTS [9TH ED. ]. New Delhi: PHI.
Chicago
KOHLS RICHARD L AND UHL JOSEPH N, . 2009. MARKETING OF AGRICULTURAL PRODUCTS [9TH ED. ]. New Delhi: PHI.
Harvard
KOHLS R. L. A. U. J. N., . (2009). MARKETING OF AGRICULTURAL PRODUCTS [9TH ED. ]. New Delhi: PHI.
MLA
KOHLS RICHARD L AND UHL JOSEPH N, . MARKETING OF AGRICULTURAL PRODUCTS [9TH ED. ]. New Delhi: PHI. 2009.