George, C., & Kirkpatrick, C. H. (2007). Impact assessment and sustainable development: European practice and experience. Edward Elgar.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGeorge, Clive, और C. H. Kirkpatrick. Impact Assessment and Sustainable Development: European Practice and Experience. Cheltenham, [England]: Edward Elgar, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGeorge, Clive, और C. H. Kirkpatrick. Impact Assessment and Sustainable Development: European Practice and Experience. Edward Elgar, 2007.
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