Made easy <br/><br/>
UPSC 2020: Mechanical Engineering. Vol.2 

 - Ed.13 
 - NEW Delhi  Made easy  2019 
 - 592p. 
<br/><br/><label>ISBN: </label>9789388137683 
<br/><br/><label>Subjects--Index Terms: </label>UPSC -- Mechanical Engineering 
<br/><br/><label>Dewey Class. No.: </label>(079.1):621.3  / UPS"2020"