APA (7 वां संस्करण) प्रशस्ति पत्र

Alexander, I., & Harris, C. (2005). The regulation of investment in utilities: Concepts and applications. World Bank.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Alexander, Ian, और Clive Harris. The Regulation of Investment in Utilities: Concepts and Applications. Washington, D.C: World Bank, 2005.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Alexander, Ian, और Clive Harris. The Regulation of Investment in Utilities: Concepts and Applications. World Bank, 2005.