APA način citiranja (7. izdanje)

Klein, P. A., & Gordon, R. L. (1971). The steel industry and U.S. business cycles. Pennsylvania State University.

Čikaški stil citiranja (17. izdanje)

Klein, Philip A., i Richard L. Gordon. The Steel Industry and U.S. Business Cycles. University Park, Penn: Pennsylvania State University, 1971.

MLA način citiranja (9. izdanje)

Klein, Philip A., i Richard L. Gordon. The Steel Industry and U.S. Business Cycles. Pennsylvania State University, 1971.