Creswell, John W.     <br/><br/>
Research design:  
qualitative quantitative and mixed methods approaches  John W. Creswell .     
 - 3 ed 
 - New Delhi     Sage   2009 
 - v.p. 
<br/><br/>Includes  index (p.916-940)  bibliog and Glossary  
<br/><br/><label>ISBN: </label>978 1 4129 6556 9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences - statistical methods    Social science research mothodology 
<br/><br/><label>Dewey Class. No.: </label>300.72/C919r