Gaya APA
Koontz, H, ., Weihrich, C, O, D, H. (1989).
Imtisari manajemen (essentials of management) (4).
Jakarta:
BINA AKSARA.
Gaya MLA
Koontz, Harold, ., Weihrich, Cyril, O\'Donnell, Dan, Heinz.
"Imtisari manajemen (essentials of management)".
4
Jakarta:
BINA AKSARA,
1989.
Text.