Gaya APA

Machfutra, J, P, Z, A, M, E, D. (2008). Inter language : english for Senior High School Student XII language study programme . Jakarta: Pusat Perbukuan, Departemen Pendidikan Nasional,.

Gaya MLA

Machfutra, Joko, Priyana,, Zayin, Adib, Muhammad,, Eka, Denis. "Inter language : english for Senior High School Student XII language study programme". Jakarta: Pusat Perbukuan, Departemen Pendidikan Nasional,, 2008. Electronic Resource.