RAVITCH, Sharon M.  Carl, Nicol Mittenfelner <br/><br/>
Qualitative research  bridging the conceptual, theoretical and methodological  xxxi, 590p.;ill 
/Sharon M Ravtich and Nicole Mitttenfelner Carl 
 -  2nd ed 
 -  SAGE  2021 
<br/><br/> it includes references and index 
<br/><br/><label>ISBN: </label>9781544333816