Gaya APA

M.Hum., D, S, S., S.Pd, S, H. (2008). Understanding English Text Genres . Surakarta: Era Intermedia.

Gaya MLA

M.Hum., Drs., Suparman,, S.S.,., S.Pd, Sri, Hartik,. "Understanding English Text Genres". Surakarta: Era Intermedia, 2008. Text.