Kothari, C R <br/><br/>
Research methodology :  methods and techniques / 
C R Kothari, Gaurav Garg 
 - 4th ed. 
 - London :  New Techno Press ,  2019. 
 - xxi,458 p.:  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9789386649225 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences----Research.<br/>Research----Methodology.
<br/><br/><label>LC Class. No.: </label>H62  / .K68     2019