Environmental Infrastructure Support Credit Program (EISCP) & Development Bank of the Philippines. (1999). Manuals on pollution abatement. Development Bank of the Philippines.
Cita Chicago (17th ed.)Environmental Infrastructure Support Credit Program (EISCP) i Development Bank of the Philippines. Manuals on Pollution Abatement. Makati City: Development Bank of the Philippines, 1999.
Cita MLA (9th ed.)Environmental Infrastructure Support Credit Program (EISCP) i Development Bank of the Philippines. Manuals on Pollution Abatement. Development Bank of the Philippines, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.