APA način citiranja (7. izdanje)

Barber, W. J. (1967). A History of economic thought. Penguin books.

Čikaški stil citiranja (17. izdanje)

Barber, William J. A History of Economic Thought. England: Penguin books, 1967.

MLA način citiranja (9. izdanje)

Barber, William J. A History of Economic Thought. Penguin books, 1967.