Pappas, J. L., & Hirschey, M. (1989). Fundamentals of managerial economics (3rd.ed.). Dryden.
Cita Chicago (17th ed.)Pappas, James L., i Mark Hirschey. Fundamentals of Managerial Economics. 3rd.ed. Chicago: Dryden, 1989.
Cita MLA (9th ed.)Pappas, James L., i Mark Hirschey. Fundamentals of Managerial Economics. 3rd.ed. Dryden, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.