Goodey, B., & Spencer, D. (1973). The last environmental perception checklist. University of Birmingham, Centre for Urban and Regional Studies.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGoodey, Brian, और 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.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGoodey, Brian, और David Spencer. The Last Environmental Perception Checklist. University of Birmingham, Centre for Urban and Regional Studies, 1973.
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