APA引文

Johnson David T. (1982). The business of farming: Guide to farm business management in the tropics. Macmillan.

Chicago Edition Citation

Johnson David T. The Business of Farming: Guide to Farm Business Management in the Tropics. London: Macmillan, 1982.

MLA引文

Johnson David T. The Business of Farming: Guide to Farm Business Management in the Tropics. Macmillan, 1982.

警告：這些引文格式不一定是100％准確.