Dean, J., & Walsh, T. (2014). Old macdonald had a farm (Unabridged.).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDean, James, और Teddy Walsh. Old Macdonald Had a Farm. Unabridged. 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDean, James, और Teddy Walsh. Old Macdonald Had a Farm. Unabridged. 2014.
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