APA引文

Gilson, J. (1989). World agricultural changes: Implications for Canada. Howe.

芝加哥风格引文

Gilson, J.C. World Agricultural Changes: Implications for Canada. Toronto: Howe, 1989.

MLA引文

Gilson, J.C. World Agricultural Changes: Implications for Canada. Howe, 1989.

警告：这些引文格式不一定是100％准确.