Krenek, E. (1940). Studies in Counterpoint: Based on the twelve-tone technique / by Ernst Krenek. Schirmer.
Citace podle Chicago (17th ed.)Krenek, Ernst. Studies in Counterpoint: Based on the Twelve-tone Technique / by Ernst Krenek. New York: Schirmer, 1940.
Citace podle MLA (8th ed.)Krenek, Ernst. Studies in Counterpoint: Based on the Twelve-tone Technique / by Ernst Krenek. Schirmer, 1940.
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