COOPER, C. Materi. Balai Pustaka.
Chicago Style (17th ed.) CitationCOOPER, Christo. Materi. Balai Pustaka.
MLA (8th ed.) CitationCOOPER, Christo. Materi. Balai Pustaka.
Warning: These citations may not always be 100% accurate.
APA (7th ed.) Citation