Terry O' Brien <br/><br/>
Twenty twenty G K for competitive examinations / 
Terry O' Brien 
 -  Tata McGraw Hill Education Pvt. Ltd., New Delhi,  2012 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General Knowledge
<br/><br/><label>Dewey Class. No.: </label>001 TER-T