Gaya APA
Gerhard Plenert, Ph.D.. (1999).
WORLD CLASS MANAGER .
batam:
Interaksara.
Gaya Chicago
Gerhard Plenert, Ph.D..
WORLD CLASS MANAGER.
batam:
Interaksara,
1999.
Text.
Gaya MLA
Gerhard Plenert, Ph.D..
WORLD CLASS MANAGER.
batam:
Interaksara,
1999.
Text.
Gaya Turabian
Gerhard Plenert, Ph.D..
WORLD CLASS MANAGER.
batam:
Interaksara,
1999.
Print.