APA引文

Clark, J. R. (1982). Study Guide for Essentials of Economics. ELSEVIER.

Chicago Style (17th ed.) Citation

Clark, J. R. Study Guide for Essentials of Economics. ELSEVIER, 1982.

MLA引文

Clark, J. R. Study Guide for Essentials of Economics. ELSEVIER, 1982.

警告：這些引文格式不一定是100％准確.