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.
Cita Chicago (17th ed.)Regional 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.
Cita MLA (9th ed.)Regional 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.