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Economic development : limited information exists on the impact of assistance provided by three agencies ; report to congressional requesters
(1996)
Handbook of procedures- programming, estimating and control of development projects
(1969)
Application of social research in developmental projects
Jain, Sugan Chand, (1982)
The beginning of American aid to Southeast Asia : the Griffin Mission of 1950
Hayes, Samuel P. <Jr.>, (1971)
Evaluating development projects. A manual for the use of field workers
Hayes, Samuel P. <Jr.>, (1966)
Some Applications of behavioural research
Likert, Rensis, (1957)