C. R. Kothari <br/><br/>
Research Methodology 4th Ed. 

 - 4th Ed. 
 - Lucknow  New Age  2019 
 - 458 
<br/><br/><label>ISBN: </label>978-93-8664922-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Management