Lucent General Knowledge 
Lucent General Knowledge 
 - 6th edition  "648 p., pbk." 
 - Patna  Lucent Publication  2015 
<br/><br/><label>ISBN: </label>9789384761547 
<br/><br/><label>Dewey Class. No.: </label>001 KAR  / 22.001 KAR