McPhail, D. (1990). Pig Pig gets a job. Dutton Children's Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMcPhail, David. Pig Pig Gets a Job. New York: Dutton Children's Books, 1990.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMcPhail, David. Pig Pig Gets a Job. Dutton Children's Books, 1990.
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