Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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