Sierra, J., & Myers, M. (2014). E-I-E-I-O: How old MacDonald got his farm (with a little help from a hen) (First edition.). Candlewick Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSierra, Judy, और Matthew Myers. E-I-E-I-O: How Old MacDonald Got His Farm (with a Little Help from a Hen). First edition. Somerville, Massachusetts: Candlewick Press, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSierra, Judy, और Matthew Myers. E-I-E-I-O: How Old MacDonald Got His Farm (with a Little Help from a Hen). First edition. Candlewick Press, 2014.
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