Firsoff, V. A. (1943). Ski track on the battlefield. A. S. Barnes.
Lua i Stíl Chicago (17ú heag.)Firsoff, V. A. Ski Track on the Battlefield. New York: A. S. Barnes, 1943.
Lua MLA (8ú heag.)Firsoff, V. A. Ski Track on the Battlefield. A. S. Barnes, 1943.
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