00410nam a22001337a 4500008004100000020001500041050002000056100002600076245007200102260002800174300001500202650003400217650002500251220701b        |||||||| |||| 00| 0 eng d  a1412972123  aH62b.P38 2015   aPatton, Michael Quinn  aQualitative Research and Evaluation Methods/ cMichael Quinn Patton  aLos AngelesbSagec2015  axxi, 806p.  aSocial sciences vmethodology  aEvaluation reserach