Gaya APA

SUDARWATI, T, M. et al (2007). Look Ahead Book 3: An English Course for Senior High School Student Year XII, Science and Social Study Program (Cet. 1). Jakarta: Erlangga.

Gaya MLA

SUDARWATI, Th., M.. et al. "Look Ahead Book 3: An English Course for Senior High School Student Year XII, Science and Social Study Program". Cet. 1 Jakarta: Erlangga, 2007. Text.