Landström, O., Landström, L., & Sandin, J. (2006). Boo and Baa have company (1st American ed.). R&S Books ; Distributed by Farrar, Straus and Giroux.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLandström, Olof, Lena Landström, और Joan Sandin. Boo and Baa Have Company. 1st American ed. Stockholm : New York: R&S Books ; Distributed by Farrar, Straus and Giroux, 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLandström, Olof, et al. Boo and Baa Have Company. 1st American ed. R&S Books ; Distributed by Farrar, Straus and Giroux, 2006.
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