Universal-International (Firm), Schoedsack, E. B., Lyon, F. D., Vogel, V. W., Juran, N., Dein, E., . . . Williams, G. (2008). The classic sci-fi ultimate collection. Universal Studios Home Entertainment.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUniversal-International (Firm), et al. The Classic Sci-fi Ultimate Collection. Universal City, Calif.: Universal Studios Home Entertainment, 2008.
एमएलए (8वां संस्करण) प्रशस्ति पत्रUniversal-International (Firm), et al. The Classic Sci-fi Ultimate Collection. Universal Studios Home Entertainment, 2008.
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