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A study in the theory and measurement of benefits and costs in the public library : ( a theoretical and econometric analysis with special reference to Indiana public libraries)
Goddard, Haynes C., (1970)
Economics of education ; 1
Blaug, M., (1968)
Training the poor : a Benefit-Cost analysis of manpower programs in the U.S. antipoverty program
Sewell, David O., (1971)
Irrigation development planning : aspects of Pakistan experience
Carruthers, I. D., (1968)
Appraising proposals for water supply investments
Carruthers, I. D., (1974)
Impact and economics of community water supply : a study of rural water investment in Kenya
Carruthers, I. D., (1973)