Vergara, B. S. (1997). The development of a pure Makapuno tree: An adventure in research. National Academy of Science and Technology.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVergara, Benito S. The Development of a Pure Makapuno Tree: An Adventure in Research. Bicutan, Metro Manila: National Academy of Science and Technology, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रVergara, Benito S. The Development of a Pure Makapuno Tree: An Adventure in Research. National Academy of Science and Technology, 1997.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.