Political Studies Association of the United Kingdom, Political Studies Association Conference, Pierson, C., & Tormey, S. (2000). Politics at the edge: The PSA yearbook 1999. Macmillan in association with Political Studies Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPolitical Studies Association of the United Kingdom, Political Studies Association Conference, Christopher Pierson, और Simon Tormey. Politics at the Edge: The PSA Yearbook 1999. Basingstoke, Hants., Eng: Macmillan in association with Political Studies Association, 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPolitical Studies Association of the United Kingdom, et al. Politics at the Edge: The PSA Yearbook 1999. Macmillan in association with Political Studies Association, 2000.
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