Integrated Environmental Management for Sustainable Development Programme. (1998). Strategic environmental plan of Quezon province. IEMSDP.
Chicago-viite (17. p.)Integrated Environmental Management for Sustainable Development Programme. Strategic Environmental Plan of Quezon Province. Quezon City: IEMSDP, 1998.
MLA-viite (9. p.)Integrated Environmental Management for Sustainable Development Programme. Strategic Environmental Plan of Quezon Province. IEMSDP, 1998.
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