APA (7th ed.) Citation

Neill, S. (1956). Christian faith to-day (1st published, repr.). Penguin Books.

Chicago Style (17th ed.) Citation

Neill, Stephen. Christian Faith To-day. 1st published, repr. Harmondsworth [etc.]: Penguin Books, 1956.

MLA (9th ed.) Citation

Neill, Stephen. Christian Faith To-day. 1st published, repr. Penguin Books, 1956.

Warning: These citations may not always be 100% accurate.