Christie, A., & Suwarni A.S., N. (1987). Empat besar (Cet. 2.). Jakarta: Gramedia.
Chicago Style CitationChristie, Agatha, and NY Suwarni A.S. Empat Besar. Cet. 2. Jakarta: Gramedia, 1987.
MLA CitationChristie, Agatha, and NY Suwarni A.S. Empat Besar. Cet. 2. Jakarta: Gramedia, 1987.
Warning: These citations may not always be 100% accurate.