By Howard Clinebell
By Martin H. Manser
By Jeffrey Kirby
By Paul F. Bradshaw
By James Wood
By Catholic Truth Society
By Elizabeth Ruth Obbard
By Zondervan
By Andrew Davison
By Susan Crimp
By Brother David Steindl-Rast, Sharon M.G. LeBell
By Thomas Keating, O.C.S.O.
By Edmund Augustine, Tarcisius Van Bavel, Raymond Canning, Tarsicius J. van Bavel, R. Canning
By Peter Elliott
By Peter J. Elliott
By Michael Kwatera
By SPCK
By Brian Magee
By Ronald W. Richardson
By Wilfrid McGreal
By Henry Wansbrough
By Dr Patrick Sookhdeo, Ph. D. (London ), D.D. (Western Seminary, Oregon), D.D. (Nashotah House) (Director of the Institute for the Study of Islam and Christianity)
By Gerard Kelly
By St. Benedict, David Parry
By Christina Buser
By Andrew Sinclair
By Rosalie Curtin, etc.