Philippines. Regional Development Council, Region II. (2001). Cagayan Valley regional development plan, 2001-2004. RDC II.
芝加哥风格引文Philippines. Regional Development Council, Region II. Cagayan Valley Regional Development Plan, 2001-2004. Tuguegarao City: RDC II, 2001.
MLA引文Philippines. Regional Development Council, Region II. Cagayan Valley Regional Development Plan, 2001-2004. RDC II, 2001.
警告：这些引文格式不一定是100％准确.