Goodey, B., & Spencer, D. (1973). The last environmental perception checklist. University of Birmingham, Centre for Urban and Regional Studies.

Goodey, Brian, and David Spencer. The Last Environmental Perception Checklist. Birmingham (Selly Wick House, Selly Wick Rd, Birmingham B29 7JY): University of Birmingham, Centre for Urban and Regional Studies, 1973.

Goodey, Brian, and David Spencer. The Last Environmental Perception Checklist. University of Birmingham, Centre for Urban and Regional Studies, 1973.