Richards, B. (1908). Warblings at Eve: Romance. Century Music.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRichards, B. Warblings at Eve: Romance. New York: Century Music, 1908.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRichards, B. Warblings at Eve: Romance. Century Music, 1908.
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