Citazione APA

Greene, L. S., & Parthemos, G. S. (1967). American government; policies and functions. Scribner.

Stile di citazione Chicago

Greene, Lee Seifert, e George Steven Parthemos. American Government; Policies and Functions. New York: Scribner, 1967.

Citazione MLA

Greene, Lee Seifert, e George Steven Parthemos. American Government; Policies and Functions. Scribner, 1967.