National Geographic Television & Film, Public Broadcasting Service (U.S.), WGBH Video (Firm), & Sechler, C. (2010). Ghosts of Machu Picchu. PBS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Geographic Television & Film, Public Broadcasting Service (U.S.), WGBH Video (Firm), और Craig Sechler. Ghosts of Machu Picchu. [Arlington, Va.]: PBS, 2010.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNational Geographic Television & Film, et al. Ghosts of Machu Picchu. PBS, 2010.
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