APA Style
Umar, Husein. (2000).
Business An Introduction .
Jakarta:
Gramedia Pustaka Utama.
Chicago Style
Umar, Husein.
Business An Introduction.
Jakarta:
Gramedia Pustaka Utama,
2000.
Text.
MLA Style
Umar, Husein.
Business An Introduction.
Jakarta:
Gramedia Pustaka Utama,
2000.
Text.
Turabian Style
Umar, Husein.
Business An Introduction.
Jakarta:
Gramedia Pustaka Utama,
2000.
Print.