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

 - Family health international, USA  2005 
 - viii,120p 
<br/><br/><label>ISBN: </label>0-939704-98-6 
<br/><br/><label>Dewey Class. No.: </label>307.2 Mac