Frost, A.  1940 <br/><br/>
The principles and practice of navigation / 
A.Frost . 
 -  Brown, Son & Ferguson,  1988 . 
 - vi,319p. : 
<br/><br/><label>ISBN: </label>0851745423 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Navigation
<br/><br/><label>LC Class. No.: </label>VK555 
<br/><br/><label>Dewey Class. No.: </label>623.89