Gregory, Philippa. <br/><br/>
Fallen skies/ 
Phıllıppa Gregory. 
 - London :  HarperCollins,  1993. 
 - 506p. 
<br/><br/><label>ISBN: </label>0002241862  
<br/><br/><label>LC Class. No.: </label>PR6015.I3  
<br/><br/><label>Dewey Class. No.: </label>823.914