APA-referens (7:e uppl.)

Apps, P. (1981). A theory of inequality and taxation. Cambridge University Press.

Chicago-referens (17:e uppl.)

Apps, Patricia. A Theory of Inequality and Taxation. Cambridge: Cambridge University Press, 1981.

MLA-referens (9:e uppl.)

Apps, Patricia. A Theory of Inequality and Taxation. Cambridge University Press, 1981.