APA-referens (7:e uppl.)

Robbins, L. (1976). Political economy: Past and present. Macmillan.

Chicago-referens (17:e uppl.)

Robbins, Lord. Political Economy: Past and Present. London: Macmillan, 1976.

MLA-referens (9:e uppl.)

Robbins, Lord. Political Economy: Past and Present. Macmillan, 1976.