Philippines. Regional Development Council, Region II. (2001). Cagayan Valley regional development plan, 2001-2004. RDC II.
Cita Chicago (17th ed.)Philippines. Regional Development Council, Region II. Cagayan Valley Regional Development Plan, 2001-2004. Tuguegarao City: RDC II, 2001.
Cita MLA (9th ed.)Philippines. Regional Development Council, Region II. Cagayan Valley Regional Development Plan, 2001-2004. RDC II, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.