Cita APA (7a ed.)

Richards, H. J. (1967). What the Spirit says to the Churches: A key to the Apocalypse of John. Geoffrey Chapman.

Cita Chicago Style (17a ed.)

Richards, Hubert J. What the Spirit Says to the Churches: A Key to the Apocalypse of John. London: Geoffrey Chapman, 1967.

Cita MLA (9a ed.)

Richards, Hubert J. What the Spirit Says to the Churches: A Key to the Apocalypse of John. Geoffrey Chapman, 1967.