APA (7 वां संस्करण) प्रशस्ति पत्र

Robson, W. A. 1., & Regan, D. E. (1972). Great cities of the world: Their government, politics and planning. Sage.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Robson, William Alexander 1895, और David E. Regan. Great Cities of the World: Their Government, Politics and Planning. Beverly Hills, Calif: Sage, 1972.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Robson, William Alexander 1895, और David E. Regan. Great Cities of the World: Their Government, Politics and Planning. Sage, 1972.