APA (7 वां संस्करण) प्रशस्ति पत्र

(1998). Protecting and restoring calamity areas. Philippine Council for Agriculture, Forestry and Natural Resources Research and development.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Protecting and Restoring Calamity Areas. Los Banos, Laguna: Philippine Council for Agriculture, Forestry and Natural Resources Research and development, 1998.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Protecting and Restoring Calamity Areas. Philippine Council for Agriculture, Forestry and Natural Resources Research and development, 1998.