Cagahastian, D. C. (2002). 20 Metro hospitals sell cheap medicines. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)Cagahastian, Diego C. "20 Metro Hospitals Sell Cheap Medicines." Manila Bulletin 2002.
Lua MLA (9ú heag.)Cagahastian, Diego C. "20 Metro Hospitals Sell Cheap Medicines." Manila Bulletin, 2002.
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