APA-referens (7:e uppl.)

Nachmias, D. (1980). The Practice of policy evaluation. St. Martin's Press.

Chicago-referens (17:e uppl.)

Nachmias, David. The Practice of Policy Evaluation. New York: St. Martin's Press, 1980.

MLA-referens (9:e uppl.)

Nachmias, David. The Practice of Policy Evaluation. St. Martin's Press, 1980.