Dreyfus, G., Pilgrim, V. E., & Fletcher, R. (1992). Rathenau: An opera / by George Dreyfus. Libretto by Volker Elis Pilgrim. Draft 'content' translation from the german prepared by Roderick Fletcher. Hartmann & Stauffacher.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDreyfus, George, Volker Elis Pilgrim, और Roderick Fletcher. Rathenau: An Opera / by George Dreyfus. Libretto by Volker Elis Pilgrim. Draft 'Content' Translation from the German Prepared by Roderick Fletcher. Köln: Hartmann & Stauffacher, 1992.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDreyfus, George, et al. Rathenau: An Opera / by George Dreyfus. Libretto by Volker Elis Pilgrim. Draft 'Content' Translation from the German Prepared by Roderick Fletcher. Hartmann & Stauffacher, 1992.
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