APA
Cole D., . (2009). Annual Editions: Economics, 35/e. : McGraw-Hill/Dushkin.
Chicago
Cole Don, . 2009. Annual Editions: Economics, 35/e. : McGraw-Hill/Dushkin.
Harvard
Cole D., . (2009). Annual Editions: Economics, 35/e. : McGraw-Hill/Dushkin.
MLA
Cole Don, . Annual Editions: Economics, 35/e. : McGraw-Hill/Dushkin. 2009.