APA (7th ed.) Citation

Dulles & Adenauer, K. (1967). Berlin: The wall is not forever. University of North Carolina Press.

Chicago Style (17th ed.) Citation

Dulles and Konrad Adenauer. Berlin: The Wall Is Not Forever. Chapel Hill: University of North Carolina Press, 1967.

MLA (8th ed.) Citation

Dulles and Konrad Adenauer. Berlin: The Wall Is Not Forever. University of North Carolina Press, 1967.