David, B. R., & Paulino, R. R. The Pagsanjan Falls destination life cycle: An evaluation of its tourism industry.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDavid, Baby Regina, और Rosell R. Paulino. The Pagsanjan Falls Destination Life Cycle: An Evaluation of Its Tourism Industry. 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDavid, Baby Regina, और Rosell R. Paulino. The Pagsanjan Falls Destination Life Cycle: An Evaluation of Its Tourism Industry.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.