Krupskaya, Nadezhda  <br/><br/>
On Labour Oriented Education and Instruction  

 - Moscow :  Progress,   1985. 
 - 164p.;  21cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Premadasa Udagama Collection<br/>Education
<br/><br/><label>Dewey Class. No.: </label>370   / KRU