Cita APA (7a ed.)

Barr, N. A. (1998). The economics of the welfare state (3rd ed.). Stanford University Press.

Cita Chicago Style (17a ed.)

Barr, N. A. The Economics of the Welfare State. 3rd ed. Stanford, Calif.: Stanford University Press, 1998.

Cita MLA (8a ed.)

Barr, N. A. The Economics of the Welfare State. 3rd ed. Stanford University Press, 1998.