Downs, A. (1998). Urban affairs and urban policy. E. Elgar.
Cita Chicago (17th ed.)Downs, Anthony. Urban Affairs and Urban Policy. Cheltenham, [Hants. Eng.]: E. Elgar, 1998.
Cita MLA (9th ed.)Downs, Anthony. Urban Affairs and Urban Policy. E. Elgar, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.