APA引文

Kohler, H. (1992). Economics. D.C. Heath and Company.

Chicago Style (17th ed.) Citation

Kohler, Heinz. Economics. Lexington: D.C. Heath and Company, 1992.

MLA引文

Kohler, Heinz. Economics. D.C. Heath and Company, 1992.

警告：這些引文格式不一定是100％准確.