Sharma, Aman <br/><br/>
General science & techonology simplified :  for UPSC & state PSC civil services prelims & mains / 
Aman Sharma 
 - New Delhi  Disha Publications Inc. 
 - [464] p, :  28 cm. 
<br/><br/><label>ISBN: </label>9789355648617  (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>UPSC Exam<br/>State PSC<br/>UPSC Main and Prelims Exam
<br/><br/><label>Dewey Class. No.: </label>351.0765 GEN