RT Article T1 When are we Witnessing?… and When Proselytizing? JF Theology today VO 14 IS 3 SP 376 OP 384 A1 Johnson, Robert Clyde 1919-2002 LA English YR 1957 UL https://ixtheo.de/Record/1784176141 DO 10.1177/004057365701400308