(1994). Manusia Wajib Melindungi Alam / Chee Yoke Ling. Konphalindo.
Chicago Style (17th ed.) CitationManusia Wajib Melindungi Alam / Chee Yoke Ling. Konphalindo, 1994.
MLA (8th ed.) CitationManusia Wajib Melindungi Alam / Chee Yoke Ling. Konphalindo, 1994.
Warning: These citations may not always be 100% accurate.