Chadwick, G. F. (1971). A systems view of planning: Towards a theory of the urban and regional planning process ([1st ed.].). Pergamon Press.
Lua i Stíl Chicago (17ú heag.)Chadwick, George F. A Systems View of Planning: Towards a Theory of the Urban and Regional Planning Process. [1st ed.]. Oxford, New York: Pergamon Press, 1971.
Lua MLA (9ú heag.)Chadwick, George F. A Systems View of Planning: Towards a Theory of the Urban and Regional Planning Process. [1st ed.]. Pergamon Press, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.