O'Brien, Derek <br/><br/>
C B book of knowledge Vol. 1 
Derek O'brien 
 - New Delhi  Penguin Books India Pvt. Ltd  2005 
 - 114 p. : ill 
<br/><br/><label>ISBN: </label>9780143335184 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Questions and answers
<br/><br/><label>Dewey Class. No.: </label>031 OBR