00383nam a2200145   45000010005000000030003000050050017000080080041000250350018000660350017000840500021001011000019001222450072001412600024002139879UR20220428183321.0061102|||||||||||||||||||||||||||||||| d  a(janium) 9868  a(janium)9868 4aH62b.W3962 19721 aWeiss, Carol H10aEvaluation researchb : methods for assessing program effectiveness  bPrentice Hallc1972