Kohls, R. (2002). Marketing of agricultura; products (9th.). Prentice Hall.
Chicago (17e ed.) BronvermeldingKohls, Rochard. Marketing of Agricultura; Products. 9th. New Delhi: Prentice Hall, 2002.
MLA (9e ed.) BronvermeldingKohls, Rochard. Marketing of Agricultura; Products. 9th. Prentice Hall, 2002.
Let op: Deze citaties zijn niet altijd 100% accuraat.