RT Book T1 Evaluating social programs A1 Chambers, Donald E. A2 Wedel, Kenneth R. A2 Rodwell, Mary K. LA English PP Boston u.a. PB Allyn and Bacon YR 1992 UL https://krimdok.uni-tuebingen.de/Record/1611818354 CN 361.6/068 SN 0205129072