Marshall, Catherine <br/><br/>
Designing qualitative research / 
Catherine Marshall, Gretchen B. Rossman 
 - 2nd ed. 
 - Thousand Oaks :  SAGE Publications,  1995 
<br/><br/>Bibliography : p. 154-163 
<br/><br/><label>ISBN: </label>0803952481  RM140.70 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research--Methodology