APA

Wright Q., . (1955). The study of international relations. New York: Appleton-Century-Crofts.

Chicago

Wright Quincy, . 1955. The study of international relations. New York: Appleton-Century-Crofts.

Harvard

Wright Q., . (1955). The study of international relations. New York: Appleton-Century-Crofts.

MLA

Wright Quincy, . The study of international relations. New York: Appleton-Century-Crofts. 1955.