Halacy, D.S. <br/><br/>
ඩී.එස් හැලසිගේ 2001 කේ ලෝකය 
 Century 21: You life in the year 2001 and beyond 

 - Colombo  Hansa   1974 
 - 97p.,  22 cm 
<br/><br/><label>Universal Decimal Class. No.: </label>62.313  / HAL