Mack, Natasha (et al) <br/><br/>
Qualitative research  a data collectors field guide 

 - Jossey-Bass  2011 
 - viii,120p 
<br/><br/><label>ISBN: </label>978-0-470-28354-7 
<br/><br/><label>Dewey Class. No.: </label>307.2 Mer