by Michael L. Hadley
McGill-Queen’s University Press, 1985
a scholarly and comprehensive study of u-boat operations in Canadian waters during world war 2, and counter operations against them
382 pages. a few illustrations.
ISBN 0773505849 .
very good condition hardback in the dust-jacket.
Reilly, J.C.Blandford Press, 1985
Marder, Arthur J. [completed by Jacobsen & Horsfield]Oxford University Press, 1990
Young, JohnPatrick Stephens, 1975
Melvin, Michael J. ISBN 1872017576 .
Square One Publications, 1992