Lehmann, R. (1945). The Ballad and the Source. Reynal & Hitchcock.
Chicago-čujuhus (17. p.)Lehmann, Rosamond. The Ballad and the Source. New York, Estados Unidos: Reynal & Hitchcock, 1945.
MLA-čujuhus (9. p.)Lehmann, Rosamond. The Ballad and the Source. Reynal & Hitchcock, 1945.
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