Hellen, Peter S. <br/><br/>
Government employment and pay :  some international comparisons / 
by P.S. Hellen and Allan A. Tait. 
 - Washington, DC :  IMF,  1983. 
 - I.M.F. Occassional paper ;  no. 24 .
 - I.M.F. Occassional paper ;  I.M.F. Occassional paper ;  no. 24 .