GKP <br/><br/>
UPSC civil services courseware for preliminary and main examination :  general science and science and technology / 
GKP 
 - India  GK Publications  2019 
 - 283 p. 
 - UPSC Civil Services Courseware.  Book 7 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>UPSC civil services<br/>General science<br/>Science and technology<br/>Competitive exam
<br/><br/><label>Dewey Class. No.: </label>500 GKP