Villanueva, M. A., Echeminada, P., & Diaz, J. (1999). Finally, Clean Air Act signed into law. Philippine Star.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVillanueva, Marichu A., Perseus Echeminada, और Jess Diaz. "Finally, Clean Air Act Signed into Law." Philippine Star 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्रVillanueva, Marichu A., et al. "Finally, Clean Air Act Signed into Law." Philippine Star, 1999.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.