Verma, I.B <br/><br/>
International encyclopedia of abbreviations 

 - 1st ed. 
 - Panchkula  B.P. publishers and distributors  2012 
 - 2V 
<br/><br/><label>ISBN: </label>9788190994330 
<br/><br/><label>Dewey Class. No.: </label>413.1 V59I