Gaya APA
Koontz, Harlond. (1990).
ESSENTIALS OF MANAGEMENT .
America:
PT USA.
Gaya Chicago
Koontz, Harlond.
ESSENTIALS OF MANAGEMENT.
America:
PT USA,
1990.
Text.
Gaya MLA
Koontz, Harlond.
ESSENTIALS OF MANAGEMENT.
America:
PT USA,
1990.
Text.
Gaya Turabian
Koontz, Harlond.
ESSENTIALS OF MANAGEMENT.
America:
PT USA,
1990.
Print.