György Litván; János Bak <br/><br/>
Socialism and Social Science (Routledge Revivals)  Selected Writings of Ervin Szabó (1877-1918) 

 -  Taylor and Francis  1982 
<br/><br/><label>ISBN: </label>9780203802366 
<br/><br/><label>Source: </label>EBOOK