This is Colombo calling 

 - Nugegoda  Perali Pub.  1990 
 - XXXVI,216 p.  Illustration 
<br/><br/><label>ISBN: </label>9556030107 
<br/><br/><label>Subjects--Personal Names: </label><br/>Jayasinghe, Ruwan D.
<br/><br/><label>Subjects--Topical Terms: </label><br/>BROADCASTING<br/>SOCIAL ETHIC<br/>SOCIAL SCIENCE<br/>LANDLORD
<br/><br/><label>Dewey Class. No.: </label>35  / LDC