Não informado. (2001). Beach and pool and swimming. Hoffman-Harris.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Beach and Pool and Swimming. New York: Hoffman-Harris, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Beach and Pool and Swimming. Hoffman-Harris, 2001.
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