Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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