Cita APA (7a ed.)

Society for Promoting Christian Knowledge (Gran Bretaña) & Mackenzie, K. D. (1938). Union of christendom (1st published.). Society for Promoting Christian Knowledge [etc.].

Cita Chicago Style (17a ed.)

Society for Promoting Christian Knowledge (Gran Bretaña) y Kenneth Donald Mackenzie. Union of Christendom. 1st published. London [etc.]: Society for Promoting Christian Knowledge [etc.], 1938.

Cita MLA (9a ed.)

Society for Promoting Christian Knowledge (Gran Bretaña) y Kenneth Donald Mackenzie. Union of Christendom. 1st published. Society for Promoting Christian Knowledge [etc.], 1938.