(2007). Self-development, service to fellowmen [Speech]. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"Self-development, Service to Fellowmen [Speech]." Manila Bulletin 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्र"Self-development, Service to Fellowmen [Speech]." Manila Bulletin, 2007.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.