GKP <br/><br/>
Objective Science & Technology(for civil services preliminary exam 19) 

 - 01 
 - New Delhi  CL Media  2019 
 - 200 
<br/><br/><label>ISBN: </label>9789388030700 
<br/><br/><label>Dewey Class. No.: </label>303.483 Q19 GKP