Não informado. (1954). Audio: Engineering music sound reproduction. Radio Magazine.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Audio: Engineering Music Sound Reproduction. New York: Radio Magazine, 1954.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Audio: Engineering Music Sound Reproduction. Radio Magazine, 1954.
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