Nagaraja, N S <br/><br/>
Elements of electronic navigation 

 - 2 
 -  TATA McGraw-Hill Publishing Company Ltd., New Delhi  1996 
 - 175 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Navigation engineering
<br/><br/><label>Dewey Class. No.: </label>629.045  NAG-E2