directory of certified products and companies licensed to use the SLS mark 2003 

 - Colombo  SLSI  2003 
 - [6],53 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DIRECTORIES<br/>SLSI<br/>SRI LANKA STANDARDS<br/>STANARDS
<br/><br/><label>Universal Decimal Class. No.: </label>006.32(548.7)  / DIR