Cita APA (7a ed.)

Thomas, N. (1962). Ask at the unicorn. Weidenfeld and Nicolson.

Cita Chicago Style (17a ed.)

Thomas, Norman. Ask at the Unicorn. London: Weidenfeld and Nicolson, 1962.

Cita MLA (8a ed.)

Thomas, Norman. Ask at the Unicorn. Weidenfeld and Nicolson, 1962.