APA Style

Wardiman, Artono, Jahur, Masduki B., Djusma, M. Sukirman. (2008). English in focus 3: For grade IX Junior High School (SMP/MTs) . : Pusat Perbukuan Departemen Pendidikan Nasional.

Chicago Style

Wardiman, Artono, Jahur, Masduki B., Djusma, M. Sukirman. English in focus 3: For grade IX Junior High School (SMP/MTs). : Pusat Perbukuan Departemen Pendidikan Nasional, 2008. Text.

MLA Style

Wardiman, Artono, Jahur, Masduki B., Djusma, M. Sukirman. English in focus 3: For grade IX Junior High School (SMP/MTs). : Pusat Perbukuan Departemen Pendidikan Nasional, 2008. Text.

Turabian Style

Wardiman, Artono, Jahur, Masduki B., Djusma, M. Sukirman. English in focus 3: For grade IX Junior High School (SMP/MTs). : Pusat Perbukuan Departemen Pendidikan Nasional, 2008. Print.