Nasion, U. P. (2002). Symposium on natural resource and environment management: Proceeding Yogyakarta January 21-22, 2002. UPN.
Chicago Style (17th ed.) CitationNasion, Universitas Pembangunan. Symposium on Natural Resource and Environment Management: Proceeding Yogyakarta January 21-22, 2002. UPN, 2002.
MLA (8th ed.) CitationNasion, Universitas Pembangunan. Symposium on Natural Resource and Environment Management: Proceeding Yogyakarta January 21-22, 2002. UPN, 2002.
Warning: These citations may not always be 100% accurate.