APA Alıntı

Boyes,William, & Melvin,Michael. (2003). Principles of Economics. Cengage Learning.

Chicago Stili Alıntı

Boyes,William, ve Melvin,Michael. Principles of Economics. Australia: Cengage Learning, 2003.

MLA Alıntı

Boyes,William, ve Melvin,Michael. Principles of Economics. Cengage Learning, 2003.