A study of the impact of communication on performance of the organisation a special reference to Norwegian people's Aid 
Gunawardena, H. 
 -  2008. 
 - ix,68p.: 
<br/><br/> Basnayake, K., & Medagama, S. 
<br/><br/><label>Gov. Doc. Class. No.: </label>MPM/T/57