Risman. (2003). Mengungkap Rahasia Alam. Intimedia.
Chicago Style (17th ed.) CitationRisman. Mengungkap Rahasia Alam. Intimedia, 2003.
MLA (8th ed.) CitationRisman. Mengungkap Rahasia Alam. Intimedia, 2003.
Warning: These citations may not always be 100% accurate.