-. Positioning, Diferensiasi, dan Brand. Gramedia Pustaka Utama.
Chicago Style (17th ed.) Citation-. Positioning, Diferensiasi, Dan Brand. Gramedia Pustaka Utama.
MLA (8th ed.) Citation-. Positioning, Diferensiasi, Dan Brand. Gramedia Pustaka Utama.
Warning: These citations may not always be 100% accurate.