Cita APA (7a ed.)

Tuchman, B. W. (1966). The proud tower: A portrait of the world before the war, 1890-1914 (1st printing.). MacMillan.

Cita Chicago Style (17a ed.)

Tuchman, Barbara Wertheim. The Proud Tower: A Portrait of the World Before the War, 1890-1914. 1st printing. New York: MacMillan, 1966.

Cita MLA (9a ed.)

Tuchman, Barbara Wertheim. The Proud Tower: A Portrait of the World Before the War, 1890-1914. 1st printing. MacMillan, 1966.