1. Birch David, et al.: America's Housing Needs: 1970?1980 (MIT-Harvard Joint Center for Urban Studies, Cambridge).
2. Campbell Angus, Philip Converse and Willard Rodgers: 1976, The Quality of American Life (Russel Sage Foundation, New York).
3. Cooper Clare: 1975, Easter Hill Village: Some Social Implications of Design, (Free Press, New York).
4. Couper Mary and Timothy Brindley: 1975, ?Housing classes and housing values?, Sociological Review 23, pp. 563?576.
5. Craik Kenneth and Ervin Zube: 1975, Issues in Perceived Environmental Quality Research (Institute for Man and Environment, University of Massachusetts, Amherst).