Gaya APA

long, L. (2011). BARACK OBAMA OF THEE I SING A LETTER TO MY DAUGHTERS (ed.-cet.-). Jakarta: PT Gramedia Pustaka Utama.

Gaya MLA

long, Loren. "BARACK OBAMA OF THEE I SING A LETTER TO MY DAUGHTERS". ed.-cet.- Jakarta: PT Gramedia Pustaka Utama, 2011. Text.