Bernard, Russell H <br/><br/>
Analysing qualitative data: systematic approaches 
H. Russell Bernard and Gary W. Ryan 
 - Los Angels  c2010 
 - xxi, 451 p 
<br/><br/><label>ISBN: </label>9780761924906 
<br/><br/><label>Dewey Class. No.: </label>001.42 BER