APA Style
TARIGAN,Josua. (2013).
Business and Personel Developement .
Yogyakarta:
Andi.
Chicago Style
TARIGAN,Josua.
Business and Personel Developement.
Yogyakarta:
Andi,
2013.
Text.
MLA Style
TARIGAN,Josua.
Business and Personel Developement.
Yogyakarta:
Andi,
2013.
Text.
Turabian Style
TARIGAN,Josua.
Business and Personel Developement.
Yogyakarta:
Andi,
2013.
Print.