APA

Levitt A., . (1954). The president and the international affair of the United States. [Los Angeles: .

Chicago

Levitt Albert, . 1954. The president and the international affair of the United States. [Los Angeles: .

Harvard

Levitt A., . (1954). The president and the international affair of the United States. [Los Angeles: .

MLA

Levitt Albert, . The president and the international affair of the United States. [Los Angeles: . 1954.