Cita APA (7th ed.)

KOONTZ H. (1986). ESSENTIALS OF MANAGEMENT. MCGRAW-HILL.

Cita Chicago (17th ed.)

KOONTZ H. ESSENTIALS OF MANAGEMENT. NEW YORK: MCGRAW-HILL, 1986.

Cita MLA (9th ed.)

KOONTZ H. ESSENTIALS OF MANAGEMENT. MCGRAW-HILL, 1986.