Buckey, S. M., & Giovine, S. (2011). Clue in the castle tower: A Samantha mystery. American Girl.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBuckey, Sarah Masters, और Sergio Giovine. Clue in the Castle Tower: A Samantha Mystery. Middleton, WI: American Girl, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBuckey, Sarah Masters, और Sergio Giovine. Clue in the Castle Tower: A Samantha Mystery. American Girl, 2011.
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