Apa, Kusal <br/><br/>
නවීන සන්නිවේදන තාක්ෂණ 
= Navena sannivedana thaksana 


 - Nugegoda  2012 
 - ix,166 p.  ill 
<br/><br/><label>ISBN: </label>9789555448802 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication<br/>Communication technology<br/>Electronic mailing<br/>Telecommunication<br/>Wireless communication
<br/><br/><label>Dewey Class. No.: </label>621.38  / E61