APA引文

David Card, O. A. (2011). Handbook of Labor Economics. ELSEVIER.

Chicago Style (17th ed.) Citation

David Card, Orley Ashenfelter. Handbook of Labor Economics. ELSEVIER, 2011.

MLA引文

David Card, Orley Ashenfelter. Handbook of Labor Economics. ELSEVIER, 2011.

警告：這些引文格式不一定是100％准確.