Ray, G. L.  <br/><br/>
Research methods in social sciences and extension education  

 - New Dehli:  Kalyani Publishers,  2021. 
 - 330p,: illus,;  includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9788127267469 -pbk 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences---Methodology--Research-<br/>Sociology