.Lawrence, R. J. (1997). Better understanding our cities: The role of urban indicators. Organisation for Economic Co-operation and Development ; OECD Washington Center [distributor].
Dyfyniad Arddull Chicago.Lawrence, Roderick J. Better Understanding Our Cities: The Role of Urban Indicators. Paris : Washington, D.C.: Organisation for Economic Co-operation and Development ; OECD Washington Center [distributor], 1997.
Dyfyniad MLA.Lawrence, Roderick J. Better Understanding Our Cities: The Role of Urban Indicators. Organisation for Economic Co-operation and Development ; OECD Washington Center [distributor], 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.