Clapano, J. R. (2004). Drilon, Villar agree to term-sharing for top Senate post. Philippine Star.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रClapano, Jose Rodel. "Drilon, Villar Agree to Term-sharing for Top Senate Post." Philippine Star 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्रClapano, Jose Rodel. "Drilon, Villar Agree to Term-sharing for Top Senate Post." Philippine Star, 2004.
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