Columbia subject headings:
Harvard subject headings:
Germany--History, Military--20th century.
Germany. Wehrmacht--History.
Stalingrad, Battle of, Volgograd, Russia, 1942-1943
World War, 1939-1945--Campaigns--Soviet Union.
Princeton subject headings:
Germany. Heer. Armee, 6.
Soviet Union--History--German occupation, 1941-1944.
Stalingrad, Battle of, Volgograd, Russia, 1942-1943--Influence.
World War, 1939-1945--Campaigns--Eastern Front.
World War, 1939-1945--Campaigns--Soviet Union.
World War, 1939-1945--Missing in action--Soviet Union.