APA-referens (7:e uppl.)

Gruber, J. Public Finance and Public Policy (5th ed.). Worth.

Chicago-referens (17:e uppl.)

Gruber, Jonathan. Public Finance and Public Policy. 5th ed. New York: Worth.

MLA-referens (9:e uppl.)

Gruber, Jonathan. Public Finance and Public Policy. 5th ed. Worth.