http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
the race to break the German U-boat codes, 1939-1943
xii, 336 pages, 16 unnumbered pages of plates : illustrations, maps ; 24 cm.
"A Thomas Congdon book"--Title page verso.
Includes bibliographical references (pages [311]-326) and index.