Williams, S. The director in the German Theater: harmony, spectacle and ensemble: Simon Williams. Mass Culture in Imperial Germany 1871 - 1918.(1983).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWilliams, Simon. "The Director in the German Theater: Harmony, Spectacle and Ensemble: Simon Williams." Mass Culture in Imperial Germany 1871 - 1918.(1983) .
एमएलए (8वां संस्करण) प्रशस्ति पत्रWilliams, Simon. "The Director in the German Theater: Harmony, Spectacle and Ensemble: Simon Williams." Mass Culture in Imperial Germany 1871 - 1918.(1983), .
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