Gaya APA

Ph.D, J, P. (2008). INTERLANGUAGE: English for Senior High School Students XI Science and Social Study Programme (Joko Priyana, Ph.D) (BAHASA INGGRIS). JAKARTA: Departemen Pendidikan Nasional.

Gaya MLA

Ph.D, JOKO, PRIYANA,. "INTERLANGUAGE: English for Senior High School Students XI Science and Social Study Programme (Joko Priyana, Ph.D)". BAHASA INGGRIS JAKARTA: Departemen Pendidikan Nasional, 2008. E-Book.