General Sir John Kotelawala Defence University  Ratmalana, Sri Lanka 

 - 1st ed. 
 - Ratmalana  General Sir John Kotelawala Defence University  2015 
 - 147p.  ill. 
<br/><br/><label>ISBN: </label>9789550301172 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DEFENCE UNIVERSITY<br/>SRI LANKA<br/>UNIVERSITY
<br/><br/><label>Dewey Class. No.: </label>378  / G25