000			00578nam a2200181Ia 4500
008			140601s1981 xx 000 0 und d
020			_a087589493
041			_aeng.
060			_aHM 80: N81E: GUB
100			_aGuba E G, Lincoln Y S.
245			_aEffective evaluation: Improving the usefulness of evaluation results through responsive and naturalistic approaches.
260			_aSan Francisco _bJossey-Bass Publishers, _c1981
300			_a423p.
365			_eGratis Book
650			_aMaternal and Child Health
650			_aProgram Evaluation-methods
942			_2nlm _cBK
999			_c2964 _d2964