APA (7e ed.) Bronvermelding

Polish Labor Group (New York, N.Y.), & Polish Information Center (New York, N.Y.). (1943). Unconquered Poland. ["Poland Fights, " Polish Labor Group, assisted by Polish Information Center].

Chicago (17e ed.) Bronvermelding

Polish Labor Group (New York, N.Y.), en N.Y.) Polish Information Center (New York. Unconquered Poland. [New York, N.Y.]: ["Poland Fights, " Polish Labor Group, assisted by Polish Information Center], 1943.

MLA (8e ed.) Bronvermelding

Polish Labor Group (New York, N.Y.), en N.Y.) Polish Information Center (New York. Unconquered Poland. ["Poland Fights, " Polish Labor Group, assisted by Polish Information Center], 1943.