Wall, Raymond A. <br/><br/>
Copyright made easier / 
by Raymond A. Wall 
 - London :  Bowker-Saur,  1993 
 - xxxii, 393 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0851423108  RM144.55 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Copyright--United Kingdom