WETA-TV (Television station : Washington, D.C.), PBS Home Video, & MacNeil, R. (2007). America at a crossroads. PBS Home Video.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWETA-TV (Television station : Washington, D.C.), PBS Home Video, और Robert MacNeil. America at a Crossroads. [United States]: PBS Home Video, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWETA-TV (Television station : Washington, D.C.), et al. America at a Crossroads. PBS Home Video, 2007.
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