Acorn Media (Firm), Langton, S., Paterson, B., Atkins, E., Stewart, P., Guinness, A., & Le Carré, J. (2011). Smiley's people. Acorn Media.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAcorn Media (Firm), Simon Langton, Bill Paterson, Eileen Atkins, Patrick Stewart, Alec Guinness, और John Le Carré. Smiley's People. Silver Springs, MD: Acorn Media, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAcorn Media (Firm), et al. Smiley's People. Acorn Media, 2011.
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