Guinness World Records. (2026). Guinness World Records 2027. Guinness World Records.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGuinness World Records. Guinness World Records 2027. Guinness World Records, 2026.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGuinness World Records. Guinness World Records 2027. Guinness World Records, 2026.
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