Gaya APA

SJ, K, R., (tr), E, Q. (1981). Theological investigations volume XX Concern for the church (Schriften zur theologie XIV) . : crossroad.

Gaya MLA

SJ, Karl, Rahner,., (tr), Edward, Quinn. "Theological investigations volume XX Concern for the church (Schriften zur theologie XIV)". : crossroad, 1981. Text.