| Abingdon Press |
| Cambridge University Press |
| Collins |
| Fount |
| Hackett Publishing Company |
| Hartford Publications |
| Longman |
| Michael Soly |
| Oxford University Press |
| Pelican Books |
| Penguin Books |
| Princeton University Press |
| Seabury Press |
| Society for Promoting Christian Knowledge (SPCK) |
| The Bobbs-Merrill Company |
| University of Chicago Press |
| World Dominion Press |