Regional Symposium on Environmental and Natural Resources Planning Manila. (1986). Environmental planning and management: Regional symposium on Environmental and Natural Resources Planning, Manila, 19-21 February 1986. Asian Development Bank.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিRegional Symposium on Environmental and Natural Resources Planning Manila. Environmental Planning and Management: Regional Symposium on Environmental and Natural Resources Planning, Manila, 19-21 February 1986. Manila: Asian Development Bank, 1986.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিRegional Symposium on Environmental and Natural Resources Planning Manila. Environmental Planning and Management: Regional Symposium on Environmental and Natural Resources Planning, Manila, 19-21 February 1986. Asian Development Bank, 1986.