Παραπομπή σε μορφή APA (7η εκδ.)

Philippines. National Economic Development Authority. (1975). Development in Region I: An annotated bibliography. National Economic Development Authority.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Philippines. National Economic Development Authority. Development in Region I: An Annotated Bibliography. [San Fernando, La Union]: National Economic Development Authority, 1975.

Παραπομπή σε μορφή MLA (9th εκδ.)

Philippines. National Economic Development Authority. Development in Region I: An Annotated Bibliography. National Economic Development Authority, 1975.