Gaya APA

McConnell, C, R. (977). Economics Volume 1 Principles,Problems and Policies . Hoboken, NJ: TATA McGRAW-HILL PUBLISHING.

Gaya MLA

McConnell, Campbell, R.. "Economics Volume 1 Principles,Problems and Policies". Hoboken, NJ: TATA McGRAW-HILL PUBLISHING, 977. Text.