Beck, G., Balfe, K., Bestler, E., & Henderson, J. (2010). The Overton window (1st Threshold Editions/Mercury Radio Arts hardcover ed.). Threshold Editions/Mercury Radio Arts.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBeck, Glenn, Kevin Balfe, Emily Bestler, और Jack Henderson. The Overton Window. 1st Threshold Editions/Mercury Radio Arts hardcover ed. New York: Threshold Editions/Mercury Radio Arts, 2010.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBeck, Glenn, et al. The Overton Window. 1st Threshold Editions/Mercury Radio Arts hardcover ed. Threshold Editions/Mercury Radio Arts, 2010.
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