(2004). Ibon facts and figures 2004. Ibon Foundation Databank and Research Center.
芝加哥风格引文Ibon Facts and Figures 2004. Manila: Ibon Foundation Databank and Research Center, 2004.
MLA引文Ibon Facts and Figures 2004. Ibon Foundation Databank and Research Center, 2004.
警告：这些引文格式不一定是100％准确.