Παραπομπή σε μορφή APA (7η εκδ.)

(2000). Directory of local volunteer organizations. Philippine National Volunteer Service Coordinating Agency.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Directory of Local Volunteer Organizations. Quezon City: Philippine National Volunteer Service Coordinating Agency, 2000.

Παραπομπή σε μορφή MLA (9th εκδ.)

Directory of Local Volunteer Organizations. Philippine National Volunteer Service Coordinating Agency, 2000.