Lynn, L. E., Heinrich, C. J., & Hill, C. J. (2001). Improving governance: A new logic for empirical research. Georgetown University Press.

Lynn, Laurence E., Carolyn J. Heinrich, and Carolyn J. Hill. Improving Governance: A New Logic for Empirical Research. Washington, D.C.: Georgetown University Press, 2001.

Lynn, Laurence E., et al. Improving Governance: A New Logic for Empirical Research. Georgetown University Press, 2001.