Cita APA (7a ed.)

Bagley, D. (1972). The vivero letter ([1a ed., 6th. imp.].). Fontana/Collins.

Cita Chicago Style (17a ed.)

Bagley, Desmond. The Vivero Letter. [1a ed., 6th. imp.]. London [etc.]: Fontana/Collins, 1972.

Cita MLA (9a ed.)

Bagley, Desmond. The Vivero Letter. [1a ed., 6th. imp.]. Fontana/Collins, 1972.