Tafuri, N. (1984). Have you seen my duckling? Greenwillow Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTafuri, Nancy. Have You Seen My Duckling? New York: Greenwillow Books, 1984.
एमएलए (8वां संस्करण) प्रशस्ति पत्रTafuri, Nancy. Have You Seen My Duckling? Greenwillow Books, 1984.
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