(1997). The Philippine College of Chest Physicians at 25: A retrospect. Manila Chronicle.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"The Philippine College of Chest Physicians at 25: A Retrospect." Manila Chronicle 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्र"The Philippine College of Chest Physicians at 25: A Retrospect." Manila Chronicle, 1997.
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