TY - BOOK T1 - Evaluation research an introduction to principles, methods, and practice A1 - Clarke, Alan 1951- A2 - Dawson, Ruth LA - English PP - London PB - Sage YR - 1999 UL - https://ds.mainlib.upd.edu.ph/Record/UP-99796217607046356 OP - 216 CN - H 62 C53 SN - 0761950958 KW - Evaluation research (Social action programs) ER -