Griffin, Gwyn. <br/><br/>
An operational necessity. 

 - New York  Putnam  [1967] 
 - 477 p.  22 cm. 
<br/><br/><label>LCCN: </label>67023127  
<br/><br/><label>Subjects--Topical Terms: </label><br/>World War--Naval operations--Submarine--Fiction.
<br/><br/><label>LC Class. No.: </label>PZ4.G8515  / Op