Dokkum, Klaas van THE COLREGS GUIDE - 7th - Vlissingen, the Netherlands Dokmar 2021 - Hard Pack ISBN: 9789071500541 Subjects--Topical Terms: Navigation - Safety measures.Collisions at sea--Prevention LC Class. No.: VK371 .D658 2021 Dewey Class. No.: VK371 .D658 2021 National Library of Medicine Call No.: VK371 .D658 2021