February 2005.  Davies, Philip Thomas, "Policy Evaluation in the United Kingdom" (Prime Minister's Strategy Unit, Cabinet Office), 2004.  Ghere, G., J. A. King, L. Stevahn, and J. Minnema, "Linking Effective Professional Development and Program Evaluator Competencies, manuscript submitted for publication in the American Journal of Evaluation, November 1994.  Hunt, Terry Dale.
Février 2005.  Davies, Philip Thomas, « Policy Evaluation in the United Kingdom » (service stratégique du premier ministre, bureau du conseil des ministres), 2004.  Ghere, G., J. A. King, L. Stevahn et J. Minnema, « Linking Effective Professional Development and Program Evaluator Competencies », manuscrit remis pour publication dans le American Journal of Evaluation, novembre 1994.  Hunt, Terry Dale.