Calvino,Italo <br/><br/>
Numbers in the dark/ 
Italo Calvino 
 - London:  Penguin book,  2002 
 - 276p. 
<br/><br/><label>ISBN: </label>9780141189741 
<br/><br/><label>Dewey Class. No.: </label>853.914  / CAL/NU