Gaya APA

Mumpuni, J, P, R, A, P. (2008). Interlanguage: english for senior high school students XI science and social study programme: SMA/MA Kelas XI IPA . Jakarta: Departemen Pendidikan Nasional.

Gaya MLA

Mumpuni, Joko, Priyana,, Riandi,, Anita, Prasetyo. "Interlanguage: english for senior high school students XI science and social study programme: SMA/MA Kelas XI IPA". Jakarta: Departemen Pendidikan Nasional, 2008. Electronic Resource.