Gaya APA

McCONNELL, C, R. (1975). ECONOMICS:PRINCIPLES,PROBLEMS,AND POLICIES (6th). New York: McGraw-Hill Book Company.

Gaya MLA

McCONNELL, Campbell, R.. "ECONOMICS:PRINCIPLES,PROBLEMS,AND POLICIES". 6th New York: McGraw-Hill Book Company, 1975. Textbook.