Appleyard, S. F. <br/><br/>
Marine electronic navigation / 
S. F. Appleyard and R. S. Linford. 
 - Revised edition. 
 - London :  Routledge,  1988. 
 - 605 p. :  ill., maps, charts ;  26 cm. 
<br/><br/> Previous ed.: 1980. 
<br/><br/>Includes index. 
<br/><br/>Incorporating the gyro-compas / G.A.A. Grant and J. Klinkert reprinted from The ship's compass, including general magnetism. London: Routledge & Kegan Paul, 1952. 
<br/><br/><label>ISBN: </label>0710212712 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronics in navigation.
<br/><br/><label>Dewey Class. No.: </label>623.893