APA (7th ed.) Citation

Center for Alternative Development Initiatives & Perlas, N. (1999). Philippine agenda 21 handbook (2nd ed., new and rev.). Center for Alternative Development Initiatives.

Chicago Style (17th ed.) Citation

Center for Alternative Development Initiatives and Nicanor Perlas. Philippine Agenda 21 Handbook. 2nd ed., new and rev. Quezon City: Center for Alternative Development Initiatives, 1999.

MLA (9th ed.) Citation

Center for Alternative Development Initiatives and Nicanor Perlas. Philippine Agenda 21 Handbook. 2nd ed., new and rev. Center for Alternative Development Initiatives, 1999.