Bova, Ben. <br/><br/>
Duelling machine / 
Ben Bova. 
 -  Puffin Books in association with Faber & Faber  1977. 
<br/><br/>1373 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English fiction.
<br/><br/><label>LC Class. No.: </label>PR6052  / Bov.D.