Nautical navigation : a ready reference 
Mariano, Bienvenido. 
 -  National Book Store.  1995 
 - x, 235 pages. 
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<br/><br/><label>ISBN: </label>9-71085790-8 
<br/><br/><label>Dewey Class. No.: </label>M 623.64 M33m 1995