Makatangay, R. (1999). Health is wealth: At least for the HMOs. IBON Facts & Figures.
芝加哥风格引文Makatangay, Remir. "Health Is Wealth: At Least for the HMOs." IBON Facts & Figures 1999.
MLA引文Makatangay, Remir. "Health Is Wealth: At Least for the HMOs." IBON Facts & Figures, 1999.
警告：这些引文格式不一定是100％准确.