APA (7 वां संस्करण) प्रशस्ति पत्र

Palfrey, C., Thomas, P., & Phillips, C. (2012). Evaluation for the real world: The impact of evidence in policy making. Policy.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Palfrey, Colin, Paul Thomas, और Ceri Phillips. Evaluation for the Real World: The Impact of Evidence in Policy Making. Bristol: Policy, 2012.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Palfrey, Colin, et al. Evaluation for the Real World: The Impact of Evidence in Policy Making. Policy, 2012.