Gaya APA

PAPPAS, J, L., Hirschey, M. (1979). MANAGERIAL ECONOMICS (Fifth Edition). New York: THE DRYDEN PRESS.

Gaya MLA

PAPPAS, James, L.., Hirschey, Mark. "MANAGERIAL ECONOMICS". Fifth Edition New York: THE DRYDEN PRESS, 1979. Textbook.