GKP <br/><br/>
UPSC civil services courseware for preliminary and main examination :  environment, ecology and biodiversity / 
GKP 
 - India  G K Publications  2019 
 - 199 p. 
 - UPSC Civil Services Courseware.  Book 6 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment protection <br/>Competitive exam<br/>Ecology<br/>UPSC civil services<br/>Natural resources
<br/><br/><label>Dewey Class. No.: </label>577 GKP