APA-viite (7. p.)

KOONTZ HAROLD. (1990). ESSENTIALS OF MANAGEMENT (5.). MCGRAW-HILL.

Chicago-viite (17. p.)

KOONTZ HAROLD. ESSENTIALS OF MANAGEMENT. 5. NEW YORK: MCGRAW-HILL, 1990.

MLA-viite (9. p.)

KOONTZ HAROLD. ESSENTIALS OF MANAGEMENT. 5. MCGRAW-HILL, 1990.