Dooley, David  <br/><br/>
Social Research Methods / 
by David Dooley  
 - 4thEd.  
 - New Delhi:   Prentice Hall of India,  2008 
 - p.385 
<br/><br/><label>ISBN: </label>9788120331198 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Social sciences<br/>Social sciences, sociology & anthropology <br/>Social sciences <br/>Education And Research <br/>Social sciences--research
<br/><br/><label>Dewey Class. No.: </label>300.72  / DOO-S.4