Saberhagen, Fred,  1930-2007. <br/><br/>
Berserker :  men of earth in a war against the ultimate evil / 
Fred Saberhagen. 
 - New York, N.Y. :  Ace Book,  1985. 
 - 243 p. ;  18 cm. 
 - Baen Books science fiction .
<br/><br/> "Based on a novella of the same title, c1964 by Ace Books."  "A Baen book." 
<br/><br/><label>ISBN: </label>0441054900 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science fiction, American.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Science fiction.
<br/><br/><label>LC Class. No.: </label>PS3569.S23