Kay, R. D. (2012). Farm management. New York: McGraw-Hill.
Trích dẫn kiểu ChicagoKay, Ronald D. Farm Management. New York: McGraw-Hill, 2012.
MLA引文Kay, Ronald D. Farm Management. New York: McGraw-Hill, 2012.
警告：這些引文格式不一定是100％准確.
APA引文