Kothari, C. R. <br/><br/>
Research methodology :  methods and techniques / 
C. R. Kothari 
 - 2nd ed. 
 - New Delhi :  Wiley Eastern ,  1990  
 - xii, 468 p. ;  22cm. 
<br/><br/> Includes Index. 
<br/><br/>Inlcudes bibliographical references. 
<br/><br/><label>ISBN: </label>0852264771 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research --methodology.