(1978). Inquality in the city. Open University.
Dyfyniad Arddull ChicagoInquality in the City. Walton Hall: Open University, 1978.
Dyfyniad MLAInquality in the City. Open University, 1978.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.