Kay, R. D., & Edward, W. M. (2000). Farm Management (3rd Ed.). S. chand & Company LTD..
Chicago (17e ed.) BronvermeldingKay, Ronald D., en William M. Edward. Farm Management. 3rd Ed. New Delhi: S. chand & Company LTD., 2000.
MLA (9e ed.) BronvermeldingKay, Ronald D., en William M. Edward. Farm Management. 3rd Ed. S. chand & Company LTD., 2000.