APA-viite

Johansson, P. (1991). An introduction to modern welfare economics. Cambridge University Press.

Chicago-tyylinen lähdeviittaus

Johansson, Per-Olov. An Introduction to Modern Welfare Economics. New York: Cambridge University Press, 1991.

MLA-viite

Johansson, Per-Olov. An Introduction to Modern Welfare Economics. Cambridge University Press, 1991.