WGBH (Television station : Boston, Mass.), Ritsko, A. J., & Sanders, J. O. (2009). Is there life on Mars? WGBH Boston Video.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWGBH (Television station : Boston, Mass.), Alan J. Ritsko, और Jay O. Sanders. Is There Life on Mars? [Boston, Mass.]: WGBH Boston Video, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWGBH (Television station : Boston, Mass.), et al. Is There Life on Mars? WGBH Boston Video, 2009.
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