Sagen, Arne. Safety and Health at Sea : a Practical Manual for Seafarers / Arne Sagen and Pat Mitchell. - London : Witherbys Publishing, c2002. - 156 p ; 30 cm. ISBN: 185609233X Subjects--Topical Terms: Navigazione -- Sicurezza. Navigazione -- Sicurezza. Dewey Class. No.: 623.888 / SAG