APA (7th ed.) Citation

Gelb, N. (1986). The Berlin wall: Kennedy, Khrushchev, and a showdown in the heart of Europe. Times Books.

Chicago Style (17th ed.) Citation

Gelb, Norman. The Berlin Wall: Kennedy, Khrushchev, and a Showdown in the Heart of Europe. New York: Times Books, 1986.

MLA (9th ed.) Citation

Gelb, Norman. The Berlin Wall: Kennedy, Khrushchev, and a Showdown in the Heart of Europe. Times Books, 1986.