(1998). Protecting and restoring calamity areas. Philippine Council for Agriculture, Forestry and Natural Resources Research and development.
Chicago-viite (17. p.)Protecting and Restoring Calamity Areas. Los Banos, Laguna: Philippine Council for Agriculture, Forestry and Natural Resources Research and development, 1998.
MLA-viite (9. p.)Protecting and Restoring Calamity Areas. Philippine Council for Agriculture, Forestry and Natural Resources Research and development, 1998.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.