Cita APA (7a ed.)

McCallum, G. P. (1987). Tunnel under the Thames ([1a. ed., 2a reimp.].). Alhambra.

Cita Chicago Style (17a ed.)

McCallum, George P. Tunnel Under the Thames. [1a. ed., 2a reimp.]. Madrid: Alhambra, 1987.

Cita MLA (9a ed.)

McCallum, George P. Tunnel Under the Thames. [1a. ed., 2a reimp.]. Alhambra, 1987.