Kay, R. D. (2004). Farm management. Boston, MA: McGraw-Hill.
Trích dẫn kiểu ChicagoKay, Ronald D. Farm Management. Boston, MA: McGraw-Hill, 2004.
MLA引文Kay, Ronald D. Farm Management. Boston, MA: McGraw-Hill, 2004.
警告：这些引文格式不一定是100％准确.
APA引文