Philippines. Environmental Management Bureau & United Nations Development Programme. (1996). Training manual in environmental planning and management for sustainable development. Environmental Management Bureau.
Cita Chicago (17th ed.)Philippines. Environmental Management Bureau i United Nations Development Programme. Training Manual in Environmental Planning and Management for Sustainable Development. [Quezon City]: Environmental Management Bureau, 1996.
Cita MLA (9th ed.)Philippines. Environmental Management Bureau i United Nations Development Programme. Training Manual in Environmental Planning and Management for Sustainable Development. Environmental Management Bureau, 1996.
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