Philippines. National Statistical Coordination Board. (2002). Compendium of Philippine environment statistics 2002 (2nd ed.). National Statistical Coordination Board.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhilippines. National Statistical Coordination Board. Compendium of Philippine Environment Statistics 2002. 2nd ed. Makati City: National Statistical Coordination Board, 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPhilippines. National Statistical Coordination Board. Compendium of Philippine Environment Statistics 2002. 2nd ed. National Statistical Coordination Board, 2002.
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