APA (7th ed.) Citation

Whittaker, E. (1940). A history of economic ideas (1. ed.). Longmans.

Chicago Style (17th ed.) Citation

Whittaker, Edmund. A History of Economic Ideas. 1. ed. New York [u.a.]: Longmans, 1940.

MLA (9th ed.) Citation

Whittaker, Edmund. A History of Economic Ideas. 1. ed. Longmans, 1940.