Gaya APA

Hanushek, E, A., Welch, F. (2006). Handbook of the economics of Education vol. 2 (vol. 2). North Holland: Elsiever.

Gaya MLA

Hanushek, Eric, A., Welch, Finish. "Handbook of the economics of Education vol. 2". vol. 2 North Holland: Elsiever, 2006. MP.