Pappas, J. L., & Hirschey, M. (1989). Fundamentals of managerial economics (3rd.ed.). Dryden.
Chicago-čujuhus (17. p.)Pappas, James L., juo Mark Hirschey. Fundamentals of Managerial Economics. 3rd.ed. Chicago: Dryden, 1989.
MLA-čujuhus (9. p.)Pappas, James L., juo Mark Hirschey. Fundamentals of Managerial Economics. 3rd.ed. Dryden, 1989.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.