Vogt, Van. <br/><br/>
The pawns of Null-A /  
A.E. Van Vogt. 
 - London :   Sphere,   1976. 
 - 224p. ;    18cm. 
 - Sphere science fiction classics .
<br/><br/> Previously published as 'The players of Null-A'. London: Dobson, 1970. - Originally published as 'The pawns of Null- A'. New York: Street and Smith, 1948. 
<br/><br/><label>ISBN: </label>0722187661 
<br/><br/><label>LC Class. No.: </label>PR 6019. O9 
<br/><br/><label>Dewey Class. No.: </label>823.91