· Wesley Theological Seminary (M.Div.)
· Princeton Theological Seminary (Ph.D.)
· Wesley Theological Seminary 명예교수(예배설교학)
· This Day (Abingdon Press, 2004)
· Let the Whole Church Say Amen! (Abingdon Press, 2001)
· Eucharist (Abingdon Press, 1993)
· Baptism (Abingdon Press, 1982)
