Geissler, E. S. (1943). Militants: Handbook of Catholic Action Students. Notre Dame, Ind..
Lua i Stíl Chicago (17ú heag.)Geissler, Eugene S. Militants: Handbook of Catholic Action Students. Notre Dame, Ind., 1943.
Lua MLA (8ú heag.)Geissler, Eugene S. Militants: Handbook of Catholic Action Students. Notre Dame, Ind., 1943.
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