Disanayake,K <br/><br/>
Sri Lankawe wrutheeya samithi viyaparayesiyawasaka piyasatahan  

 - Rajagiriya  Sampath publishers and printers 
 - 56 p ., 
<br/><br/> A book of  footprints of a century of the trade union movement in Sri Lanka 
<br/><br/><label>Dewey Class. No.: </label>331.8  / DIS