Columbia subject headings:
Germany. Heer. Panzertruppen.
World War, 1939-1945--Campaigns--Latvia--Courland.
World War, 1939-1945--Regimental histories--Germany.
World War, 1939-1945--Tank warfare.
Harvard subject headings:
Courland (Latvia)--History.
World War, 1939-1945--Campaigns--Latvia--Courland.
World War, 1939-1945--Germany.
World War, 1939-1945--Tank warfare.
Princeton subject headings:
Courland (Latvia)--History.
World War, 1939-1945--Campaigns--Latvia--Courland.
World War, 1939-1945--Germany.
World War, 1939-1945--Tank warfare.