00501nam a2200169Ia 4500001001100000005001700011008004100028020001500069050001600084090001400100245006600114260004800180300003000228504004200258650001600300999001500316000000625320251012174450.0  711102s1971    nyua     b    001 0 eng  a087154202100aH62b.C342500a300/.72/310aReadings in evaluation research.cEdited by Francis G. Caro.   aNew York,bRussell Sage Foundationc[1971]   axiv, 418 pbillusc24 cm.  aIncludes bibliographical references.  0aEvaluation.  c4066d4066