Gaya APA

Artono Wardiman, Masduki B. Jahur, dan M. Sukirman Djusma. (2008). English in focus 2 : for grade VIII Junior High School (SMP/MTs) . Jakarta: Departemen Pendidikan Nasional.

Gaya Chicago

Artono Wardiman, Masduki B. Jahur, dan M. Sukirman Djusma. English in focus 2 : for grade VIII Junior High School (SMP/MTs). Jakarta: Departemen Pendidikan Nasional, 2008. Electronic Resource.

Gaya MLA

Artono Wardiman, Masduki B. Jahur, dan M. Sukirman Djusma. English in focus 2 : for grade VIII Junior High School (SMP/MTs). Jakarta: Departemen Pendidikan Nasional, 2008. Electronic Resource.

Gaya Turabian

Artono Wardiman, Masduki B. Jahur, dan M. Sukirman Djusma. English in focus 2 : for grade VIII Junior High School (SMP/MTs). Jakarta: Departemen Pendidikan Nasional, 2008. Electronic Resource.