UPSC Engineering services Mechanical Engineering 

 - Roorkee  CL Media  2016 
 - various pagination 
<br/><br/><label>ISBN: </label>9789351446712 
<br/><br/><label>Subjects--Index Terms: </label>Engineering services - mechanical engineering 
<br/><br/><label>Dewey Class. No.: </label>(079.1): 621  / UPS "2016"