APA (7. basım) Alıntı

Barber, W. J. (1985). A history of economic thought. Penguin Books.

Chicago Style (17. basım) Atıf

Barber, William J. A History of Economic Thought. Harmondsworth, Middlesex, Eng: Penguin Books, 1985.

MLA (9th ed.) Atıf

Barber, William J. A History of Economic Thought. Penguin Books, 1985.