A manual in navigation and seamanship.

Sonraí bibleagrafaíochta
Príomhchruthaitheoir:	Verdejo, Rey C.
Formáid:	LEABHAR
Teanga:	English
Foilsithe / Cruthaithe:	Quezon City University of the Philippines, College of Fisheries c1987.
Ábhair:	Navigation. Seamanship.