Gupta, O.P. <br/><br/>
R.Gupta's popular general knowledge :  a complete description of history, geography, flora & fauna, economy, politics, culture, and more./ 
O.P. Gupta 
 - New Delhi :  Ramesh Publishing House ;  2012. 
 - 528 p. :  ill ;  22 cm. 
<br/><br/><label>ISBN: </label>8178120275 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Knowledge--General--Study notes
<br/><br/><label>Dewey Class. No.: </label>030 GUP