APA استشهاد

Hirschey, M., & Papass, L. J. (1992). Fundamentals of managerial economics (4th ed.). Dryden press.

استشهاد بنمط شيكاغو

Hirschey, Mark, و L. James Papass. Fundamentals of Managerial Economics. 4th ed. NewYork: Dryden press, 1992.

MLA استشهاد

Hirschey, Mark, و L. James Papass. Fundamentals of Managerial Economics. 4th ed. Dryden press, 1992.