Dokkum, Klass van Ship knowledge ship design, construction and operation / Klass van Dokkum. - 7 - Enkhuizen, Netherlands : Dokmar 2011 - 383p. : ill. 30 cm. Inculdes index. 383 ISBN: 9789071500183 LC Class. No.: VM 156 .S54 2011 Dewey Class. No.: VM 156 .S54 2011 National Library of Medicine Call No.: VM 156 .S54 2011