APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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