000 00346nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
020 _a0803937792
082 _a307.0723 P315
100 _aPATTON,M.Q
245 0 _aQUALITATIVE EVALUATION AND RESEARCH METHODS
260 _aLONDON
_bSAGE Publications
_c1990
300 _a23X14
942 _cBK
_2DDC
999 _c23259
_d23259