Vernon, Mark, 1966- (Nombre personal)

Vernon, Mark. Business, 2001: CIP t.p. (Mark Vernon) data sheet (b. 12-6-1966)

Vernon, Mark. The meaning of friendship, 2010: ECIP t.p. (Mark Vernon) data view (b. Dec. 6, 1966)

Author's website, viewed on 28 HJune 2016: about page (Mark Vernon used to be a priest in the Church of England and is now a psychotherapist, writer and teacher)