Tripathi, P. C.  <br/><br/>
A Textbook of Research Methodology :  in Management and Social Sciences/ 
P. C. Tripathi 
 - 7 ed. 
 - New Delhi :  Sultan chand,  1987 
 - V.P.     22 cm. 
<br/><br/>includes bibliographical references and index 
<br/><br/><label>ISBN: </label>978935161737 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research Methods
<br/><br/><label>Dewey Class. No.: </label>001.42 T825t