Gaya APA

hartati, W, S, E, M, A, S, R, K, A. (2004). Contextual Learning Kelas X . jakarta: Grafindo media pratama.

Gaya MLA

hartati, Wachyu, Sundayana,, Edi, Marsongko,, Anwar, Sofyanda,, Rachmat, Kurnia,, Agustin. "Contextual Learning Kelas X". jakarta: Grafindo media pratama, 2004. Text.