Study guide UPSC (IAS)/  civil services preliminary exam paper1 general studies 
CL 
 - 1st.ed. 
 - U.K.:  CL Media,  2013. 
<br/><br/><label>ISBN: </label>9788183554541 
<br/><br/><label>Dewey Class. No.: </label>351.076  / CL/ S