Role of the factors of intrinsic motivation for Organisational commitment study Association with the role of Divisional Secretaries of Sri Lanka 
Douglas, J.M.A. 
 -  2009. 
 - viii,72p.: 
<br/><br/> Dissanayaka, B.W., & Medagama, S. 
<br/><br/><label>Gov. Doc. Class. No.: </label>MPM/T/68