Jehoram Herman Cohen Ed. <br/><br/>
Copyright contracts 

 - Sijthoff  Alpen aan den Rijn       1977 
 - ix,256p  cm. 
<br/><br/><label>Standard No.: </label>27,311 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Z596,2674, L7