Evaluation and experiment : some critical issues in assessing social programs - Bennett, Carl A. (Carl Allen), b.1921; Lumsdaine, Arthur A.; Battelle Memorial Institute, Columbus, Ohio. Seattle Research Center (New York : Academic Press, 1975)
'Outgrowth of a symposium held at the Battelle Seattle Research Center in July, 1973.'
Includes bibliographies
Keywords: Evaluation research (Social action programs) -- United States -- Congresses