Christie, A. (2002). Empat Besar. Gramedia.
Chicago Style (17th ed.) CitationChristie, Agatha. Empat Besar. Gramedia, 2002.
MLA (9th ed.) CitationChristie, Agatha. Empat Besar. Gramedia, 2002.
Warning: These citations may not always be 100% accurate.