Subramaniam, H. <br/><br/>
Practical navigation 

 - 2nd 
 - Mumbai  Vijaya Publications  1978 
 - 173 p.: ill. 
 - Nutshell Series Book 1 .
<br/><br/>Includes exercises 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Terrestrial references<br/>Celestial references<br/>Chronometer time
<br/><br/><label>Dewey Class. No.: </label>623.89  / SUB