Integrated Environmental Management for Sustainable Development Programme. (1998). Strategic environmental plan of Quezon province. IEMSDP.
Citazione stile Chigago Style (17a edizione)Integrated Environmental Management for Sustainable Development Programme. Strategic Environmental Plan of Quezon Province. Quezon City: IEMSDP, 1998.
Citatione MLA (9a ed.)Integrated Environmental Management for Sustainable Development Programme. Strategic Environmental Plan of Quezon Province. IEMSDP, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.