Gaya APA

NAPA, P, A. et al (2003). How to answer English questions / Pieter A. Napa (Cet.ke-9). Yogyakarta: Kanisius.

Gaya MLA

NAPA, Pieter, A.. et al. "How to answer English questions / Pieter A. Napa". Cet.ke-9 Yogyakarta: Kanisius, 2003. Text.