http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
256 pages, 16 unnumbered leaves of plates : illustrations ; 23 cm.
Jurgen Rohwer ; [translation, text by Derek Masters].
Revised translation of Geleitzugschlachten im Marz 1943.