Chipongian, L., Cruz, M., & Torres, T. (2002). Halth or trade? gov't drug firms wrangle over medicine imports. Manila Times.
Chicago-viite (17. p.)Chipongian, Lee, Maricel Cruz, ja Theresa Torres. "Halth or Trade? Gov't Drug Firms Wrangle over Medicine Imports." Manila Times 2002.
MLA-viite (9. p.)Chipongian, Lee, et al. "Halth or Trade? Gov't Drug Firms Wrangle over Medicine Imports." Manila Times, 2002.
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