Παραπομπή APA

Dionisopoulos, P. A. (1970). The Government of the United States. Charles Scribner.

Παραπομπή Chicago Style

Dionisopoulos, P Allan. The Government of the United States. New York: Charles Scribner, 1970.

Παραπομπή MLA

Dionisopoulos, P Allan. The Government of the United States. Charles Scribner, 1970.