SIMONDS, J. O. (1994). Garden Cities 21 Creating A Livble Urban Environment John Ormsbee Simonds, Fasla. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSIMONDS, John Ormsbee. Garden Cities 21 Creating A Livble Urban Environment John Ormsbee Simonds, Fasla. McGraw-Hill, 1994.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSIMONDS, John Ormsbee. Garden Cities 21 Creating A Livble Urban Environment John Ormsbee Simonds, Fasla. McGraw-Hill, 1994.
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