Ortolano, L. (1997). Environmental regulation and impact assessment. John Wiley and Sons.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOrtolano, Leonard. Environmental Regulation and Impact Assessment. New York: John Wiley and Sons, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOrtolano, Leonard. Environmental Regulation and Impact Assessment. John Wiley and Sons, 1997.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.