"HUD-IA-60"., "Background paper prepared for the Conference on Measuring Productivity in the Construction Industry sponsored by the National Commission on Productivity and the Construction Industry Collective Bargaining Commission, Washington, D.C., September 14, 1972"., and "Reprinted from: National Commission on Productivy, Measuring Productivity in the Construction Industry, Washington D.C. 1973".
Microform. Glen Rock, N.J., Microfilming Corp. of America, 1977. 1 microfiche ; 11 x 15 cm. (Housing and urban affairs)