Gaya APA

Williams, A., Corson, L, C. (2016). Student Book: HANG OUT! Kelas 4 . : PT. Asta Ilmu Sukses.

Gaya MLA

Williams, Alexandria., Corson, Laura-, Claire. "Student Book: HANG OUT! Kelas 4". : PT. Asta Ilmu Sukses, 2016. Text.