Cita APA (7th ed.)

Philippines. Regional Development Council (Region I). (1978). Five-year Ilocos Region development plan: 1978-1982: executive summary. RDC I.

Cita Chicago (17th ed.)

Philippines. Regional Development Council (Region I). Five-year Ilocos Region Development Plan: 1978-1982: Executive Summary. San Fernando, La Union: RDC I, 1978.

Cita MLA (9th ed.)

Philippines. Regional Development Council (Region I). Five-year Ilocos Region Development Plan: 1978-1982: Executive Summary. RDC I, 1978.