Study on Motivation of Employees with special reference to Chief Inspector of Police,  Police Department Sri Lanka 
Wickremasinghe, W.N.S.W. 
 - viii.68p.: 
<br/><br/> Sudasinghe, S.R.S.N., Jayasundara, W.A. 
<br/><br/><label>Gov. Doc. Class. No.: </label>MPM/T/354