Sonnenberg, G. J. <br/><br/>
Radar and Electronic Navigation / 

 - London :  Newnes-Butter Worths ,  1970. 
 - viii , 312 p. :  ill., charts., maps. ;  23 cm 
<br/><br/>Includes Index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radar--Textbooks
<br/><br/><label>Dewey Class. No.: </label>623.8933  / So592