An analysis on solid Waste Management services of Colombo Municipal Council : service marketing perspectives 
Priyadarshanie, K.M.V. 
 -  2014. 
 - ix,89p.: 
<br/><br/> Jayasundara, W.A., & Wijekoon, W.M.M.G.D. 
<br/><br/><label>Gov. Doc. Class. No.: </label>MPM/T/275