APA (7th ed.) Citation

Graebner, N. A. (1961). An uncertain tradition: American Secretaries of State in the twentieth century. McGraw-Hill.

Chicago Style (17th ed.) Citation

Graebner, Norman A. An Uncertain Tradition: American Secretaries of State in the Twentieth Century. New York: McGraw-Hill, 1961.

MLA (8th ed.) Citation

Graebner, Norman A. An Uncertain Tradition: American Secretaries of State in the Twentieth Century. McGraw-Hill, 1961.