Cita APA (7a ed.)

Ernst, C., Kerr, F., & Radcliffe, T. (1979). Multiple echo: : explorations in theology. Darton, Longman Todd.

Cita Chicago Style (17a ed.)

Ernst, Cornelius, Fergus Kerr, y Timothy Radcliffe. Multiple Echo: : Explorations in Theology. London: Darton, Longman Todd, 1979.

Cita MLA (9a ed.)

Ernst, Cornelius, et al. Multiple Echo: : Explorations in Theology. Darton, Longman Todd, 1979.