Gaya APA
Koontz, Harold D. (1955).
Principles of management (3rd.ed).
New York:
McGraw-Hill.
Gaya Chicago
Koontz, Harold D.
Principles of management.
3rd.ed
New York:
McGraw-Hill,
1955.
Text.
Gaya MLA
Koontz, Harold D.
Principles of management.
3rd.ed
New York:
McGraw-Hill,
1955.
Text.
Gaya Turabian
Koontz, Harold D.
Principles of management.
3rd.ed
New York:
McGraw-Hill,
1955.
Print.