Lua APA (7ú heag.)

KOONTZ, H. (1981). A Practical Introduction To Business Harold Koontz And Robert M. Fulmer. Richard D. Irwin.

Lua i Stíl Chicago (17ú heag.)

KOONTZ, Harold. A Practical Introduction To Business Harold Koontz And Robert M. Fulmer. Richard D. Irwin, 1981.

Lua MLA (8ú heag.)

KOONTZ, Harold. A Practical Introduction To Business Harold Koontz And Robert M. Fulmer. Richard D. Irwin, 1981.

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