Krenek, E. (1940). Studies in Counterpoint: Based on the twelve-tone technique / by Ernst Krenek. Schirmer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKrenek, Ernst. Studies in Counterpoint: Based on the Twelve-tone Technique / by Ernst Krenek. New York: Schirmer, 1940.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKrenek, Ernst. Studies in Counterpoint: Based on the Twelve-tone Technique / by Ernst Krenek. Schirmer, 1940.
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