Universal Pictures (Firm), Universal Studios Home Entertainment (Firm), Gilroy, T., Roberts, J., Owen, C., Wilkinson, T., & Giamatti, P. (2009). Duplicity. Universal Studios Home Entertainment.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUniversal Pictures (Firm), Universal Studios Home Entertainment (Firm), Tony Gilroy, Julia Roberts, Clive Owen, Tom Wilkinson, और Paul Giamatti. Duplicity. Universal City, Calif.: Universal Studios Home Entertainment, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रUniversal Pictures (Firm), et al. Duplicity. Universal Studios Home Entertainment, 2009.
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