APA (7th ed.) Citation

Ashenfelter, O., & Card, D. (1999). Handbook of labor economics. Elsevier.

Chicago Style (17th ed.) Citation

Ashenfelter, Orley, and David Card. Handbook of Labor Economics. Amsterdam: Elsevier, 1999.

MLA (9th ed.) Citation

Ashenfelter, Orley, and David Card. Handbook of Labor Economics. Elsevier, 1999.

Warning: These citations may not always be 100% accurate.