Innes, Hammond, <br/><br/>
Medusa / 

 - 1st American ed. 
 - New York :  Atheneum,  1988. 
 - 350 p. :  maps ;  25 cm. 
<br/><br/><label>ISBN: </label>0689120184 
<br/><br/><label>Dewey Class. No.: </label>823 ATH 1988 A094 Or.