Institute of British Geographers, Coppock, J. T., & Sewell, W. R. D. (1976). Spatial dimensions of public policy. Pergamon Press.
Lua i Stíl Chicago (17ú heag.)Institute of British Geographers, John Terence Coppock, agus W. R. Derrick Sewell. Spatial Dimensions of Public Policy. Oxford: Pergamon Press, 1976.
Lua MLA (9ú heag.)Institute of British Geographers, et al. Spatial Dimensions of Public Policy. Pergamon Press, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.