Patton, Michael <br/><br/>
Qualitative Evaluation & Research Methods 

 - 2nd Ed 
 - New Delhi  SAGE Publications  1980 
 - 532  Hb 
<br/><br/><label>ISBN: </label>0-8039-3779-2 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>001.4211