APA (7. basım) Alıntı

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

Chicago Style (17. basım) Atıf

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

MLA (9th ed.) Atıf

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