Kupferman Theodore R. <br/><br/>
Copyright problems analyzed 

 - N.J.  Fred B. Rothman & Co. N.J.    
 - 280p  cm. 
<br/><br/><label>Standard No.: </label>27,972 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Z73,2674g, K6;1