King's Singers (Vocal group) & King's Singers (Vocal group). (2020). Finding harmony. Signum Records.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKing's Singers (Vocal group) और King's Singers (Vocal group). Finding Harmony. London: Signum Records, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKing's Singers (Vocal group) और King's Singers (Vocal group). Finding Harmony. Signum Records, 2020.
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