Admiralty guide to the practical use of ENC's / 
Great Britain Hydrographic Office.  
 - Taunton :  Great Britain Hydrographic Office,  2012.  
 - Admiralty Reference Publications .
<br/><br/><label>ISBN: </label>9780707741369 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Navigation<br/>Seamanship
<br/><br/><label>Dewey Class. No.: </label>623.893