Collecting and interpreting qualitative materials / 
Norman K. Denzin, Yvonna S. Lincoln, editors. 
 - 4th ed. 
 - Los Angeles :  SAGE,  2013. 
 - xix, 630 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>9781452258041  RM177.42 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research--Methodology.<br/>Qualitative reasoning.