Hai, T. Q., & Bannan, N. Vocal traditions of the world: Towards an evolutionary account of voice production in music / Tran Quang Hai. Nicholas Bannan. Music, language, and human evolution.(2012).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHai, Tran Quang, और Nicholas Bannan. "Vocal Traditions of the World: Towards an Evolutionary Account of Voice Production in Music / Tran Quang Hai. Nicholas Bannan." Music, Language, and Human Evolution.(2012) .
एमएलए (8वां संस्करण) प्रशस्ति पत्रHai, Tran Quang, और Nicholas Bannan. "Vocal Traditions of the World: Towards an Evolutionary Account of Voice Production in Music / Tran Quang Hai. Nicholas Bannan." Music, Language, and Human Evolution.(2012), .
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