Strong, William S. <br/><br/>
El libro de los derechos de autor 
William S. Strong. 
 - 4a ed. 
 - Buenos Aires  Editorial Heliasta  1995. 
 - 238 p.  23 cm. 
<br/><br/> Translation of: The copyright book : a practical guide. 
<br/><br/>Includes bibliographical references (p. [225]-235). 
<br/><br/><label>ISBN: </label>9508850159 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Copyright--United States.
<br/><br/><label>LC Class. No.: </label>KF 2994  / .S7518 1995