APA (7th ed.) Citation

Ashenfelter, O., & Ashenfelter, O. (1986). Handbook of labor economics. Elsevier/NorthHolland.

Chicago Style (17th ed.) Citation

Ashenfelter, Orley, and Orley;Layard Ashenfelter. Handbook of Labor Economics. Elsevier/NorthHolland, 1986.

MLA (9th ed.) Citation

Ashenfelter, Orley, and Orley;Layard Ashenfelter. Handbook of Labor Economics. Elsevier/NorthHolland, 1986.

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