Lauffer, A., Nybell, L., Overberger, C., Reed, B. G., & Zeff, L. (1977). How To Look at Your Agency: Seven Analytic Perspectives and a Contingency Approach to Organizational Analysis. Beverly Hills, CA: Sage Publications.
Checkoway, B. N. (1977). Preservation is a Verb, in Historic Preservation: Setting, Legislation and Techniques. In L. F. Blair (Ed.), Bureau of Urban and Regional Planning Research. Author: Urbana, IL.