Rhodan, Perry <br/><br/>
Duel under the double sun / 
Perry Rhodan. 
 - New York :  Ace Books,  1977. 
 - 189 p. ;  18 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>German fiction
<br/><br/><label>LC Class. No.: </label>PT1338