Carrick, C., & Carrick, D. (1986). What happened to Patrick's dinosaurs? Clarion Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCarrick, Carol, और Donald Carrick. What Happened to Patrick's Dinosaurs? New York: Clarion Books, 1986.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCarrick, Carol, और Donald Carrick. What Happened to Patrick's Dinosaurs? Clarion Books, 1986.
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