Gaya APA

Sulistyawati, H., Susilohadi, G. (2006). Geography book 2 for junior high school students . Semarang: English Immersion Program.

Gaya MLA

Sulistyawati, Hefy., Susilohadi, Gunarso. "Geography book 2 for junior high school students". Semarang: English Immersion Program, 2006. Text / Book.