Kula Witold <br/><br/>
Economic theory of the feudal system 

 -  1976 
<br/><br/><label>Standard No.: </label>5003 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>X.595'M00<-J00, L6