Gaya APA

Yogyakata, P, S, L. (). TOEFL Preparation Module . Yogyakarta: PPPM STBA LIA Yogyakarta.

Gaya MLA

Yogyakata, PPPM, STBA, LIA. "TOEFL Preparation Module". Yogyakarta: PPPM STBA LIA Yogyakarta, . Printed Book.