Director General of Civil Aviation <br/><br/>
Civil Aviation Requirements (Sections -2 Vol-2 : L to X Airworthiness) 

 - 1st 
 - New Delhi  The English Book   2002 
<br/><br/> REFERENCE 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aviation Aeronautical Engineering 
<br/><br/><label>Dewey Class. No.: </label>