Philippines. National Economic Development Authority. (1975). Development in Region I: An annotated bibliography. National Economic Development Authority.
Cita Chicago Style (17a ed.)Philippines. National Economic Development Authority. Development in Region I: An Annotated Bibliography. [San Fernando, La Union]: National Economic Development Authority, 1975.
Cita MLA (9a ed.)Philippines. National Economic Development Authority. Development in Region I: An Annotated Bibliography. National Economic Development Authority, 1975.
Precaución: Estas citas no son 100% exactas.