Dyfyniad APA

(2011). Journal of environmental planning and management. NewCastle, UK: Routledge.

Dyfyniad Arddull Chicago

Journal of Environmental Planning and Management. NewCastle, UK: Routledge, 2011.

Dyfyniad MLA

Journal of Environmental Planning and Management. NewCastle, UK: Routledge, 2011.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.