APA (7th ed.) Citation

UMAR, H. Business an Introduction. Gramedia Pustaka Utama.

Chicago Style (17th ed.) Citation

UMAR, Husein. Business an Introduction. Gramedia Pustaka Utama.

MLA (8th ed.) Citation

UMAR, Husein. Business an Introduction. Gramedia Pustaka Utama.

Warning: These citations may not always be 100% accurate.