APA način citiranja (7. izdanje)

Philippines. National Economic and Development Authority. (1990). Updated regional development plan, CY 1990-1992: Region II - Cagayan Valley. NEDA.

Čikaški stil citiranja (17. izdanje)

Philippines. National Economic and Development Authority. Updated Regional Development Plan, CY 1990-1992: Region II - Cagayan Valley. Tuguegarao, Cagayan: NEDA, 1990.

MLA način citiranja (8. izdanje)

Philippines. National Economic and Development Authority. Updated Regional Development Plan, CY 1990-1992: Region II - Cagayan Valley. NEDA, 1990.