Krenek, E. (1958). Tonal counterpoint in the style of the eighteenth century. Boosey & Hawkes.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKrenek, Ernst. Tonal Counterpoint in the Style of the Eighteenth Century. s. l: Boosey & Hawkes, 1958.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKrenek, Ernst. Tonal Counterpoint in the Style of the Eighteenth Century. Boosey & Hawkes, 1958.
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