Columbia subject headings:
World War, 1939-1945--Soviet Union--Engineering and construction.
World War, 1939-1945--Soviet Union.
Harvard subject headings:
Military engineering--Soviet Union.
Siege warfare--Soviet Union.
Soviet Union. Raboche-Krestʹi︠a︡nskai︠a︡ Krasnai︠a︡ Armii︠a︡. Inzhenernye voĭska
World War, 1939-1945--Campaigns--Eastern Front.
World War, 1939-1945--Soviet Union--Engineering and construction.
Princeton subject headings:
Military engineering--Soviet Union.
Siege warfare--Soviet Union.
Soviet Union. Raboche-Krestʹi︠a︡nskai︠a︡ Krasnai︠a︡ Armii︠a︡. Inzhenernye voĭska
World War, 1939-1945--Campaigns--Eastern Front.
World War, 1939-1945--Soviet Union--Engineering and construction.