Dick, Philip K. <br/><br/>
Do androids dream of electric sheep? / 
Philip K. Dick ; introduction by Roger Zelazny. 
 - First Ballantine Books Trade paperback edition. 
 - 224 páginas ;  21 cm 
<br/><br/><label>ISBN: </label>9780345404473 0345404475 
<br/><br/><label>LC Class. No.: </label>PZ4 D547   / D63