Philippines. The National Library. (2008). Philippine national bibliography 2007. National Library of the Philippines.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhilippines. The National Library. Philippine National Bibliography 2007. Manila: National Library of the Philippines, 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPhilippines. The National Library. Philippine National Bibliography 2007. National Library of the Philippines, 2008.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.