Gaya APA

Ernst, C, O, (. (1979). Multiple Echo, explorations in theology, ed. by Fergus Kerr O.P. & Timothy Radcliffe O.P., foreword by Donald MacKinnon. . London: Darton Longman and Todd.

Gaya MLA

Ernst, Cornelius,, O.P., (1924-1977). "Multiple Echo, explorations in theology, ed. by Fergus Kerr O.P. & Timothy Radcliffe O.P., foreword by Donald MacKinnon. ". London: Darton Longman and Todd, 1979. Buku.