Hills, George <br/><br/>
Rock of contention 
a history of Gibraltar by George Hills 
 - London  Hale  1974 
 - 510 p. illus. 24 cm. 
<br/><br/>Bibliography: p. 483-494. 
<br/><br/><label>ISBN: </label>0709143524 
<br/><br/><label>LCCN: </label>74-168344 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Gibraltar--History