Wagner, R., & Osborne, C. (1973). Richard Wagner--stories and essays. Library Press] dist. by Open Court Pub.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWagner, Richard, और Charles Osborne. Richard Wagner--stories and Essays. [La Salle, Ill: Library Press] dist. by Open Court Pub, 1973.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWagner, Richard, और Charles Osborne. Richard Wagner--stories and Essays. Library Press] dist. by Open Court Pub, 1973.
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