KOONTZ, H. (1981). A Practical Introduction To Business Harold Koontz And Robert M. Fulmer. Richard D. Irwin.
Čikaški stil citiranja (17. izdanje)KOONTZ, Harold. A Practical Introduction To Business Harold Koontz And Robert M. Fulmer. Richard D. Irwin, 1981.
MLA način citiranja (8. izdanje)KOONTZ, Harold. A Practical Introduction To Business Harold Koontz And Robert M. Fulmer. Richard D. Irwin, 1981.
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