APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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