Behrens, R. (1997). On Music in nature and nature in music: Roger Behrens. Issues in contemporary culture and aesthetics.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBehrens, Roger. "On Music in Nature and Nature in Music: Roger Behrens." Issues in Contemporary Culture and Aesthetics 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBehrens, Roger. "On Music in Nature and Nature in Music: Roger Behrens." Issues in Contemporary Culture and Aesthetics, 1997.
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