ASHOK SINGH. <br/><br/>
Science & Technology  Textual Documents 

 - 2010. 
 - New Delhi  Tata McGraw Hill  2010 
 - 646P. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Index Terms: </label>Technology, Civil Service, MPSC, UPSC,  
<br/><br/><label>Dewey Class. No.: </label>600  / SIN