ශ්රී ලංකාවේ අන්තර්ජාතික වෙළඳාම සහ කොළඹ වරාය= The international trade and the port of Colombo in Sri Lanka
= Sri Lankave antar jatika velandama saha kolamba varaya= The international trade and the port of Colombo in Sri Lanka
- Borella Pahan Prakashana 2010
- 230p.