Roberts, Ernie <br/><br/>
Workers`control / 
by Ernie Roberts. 
 - London :   George Allen & Unwin ltd,   1973. 
 - 308 p. 
<br/><br/><label>ISBN: </label>0043210139 
<br/><br/><label>Clasificación de Dewey: </label>IDI 0587