Παραπομπή σε μορφή APA (7η εκδ.)

Ratzinger, J. (1988). Church, ecumenism, and politics: New essays in ecclesiology. St. Paul Publications.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ratzinger, Joseph. Church, Ecumenism, and Politics: New Essays in Ecclesiology. Middlegreen, Slough, Eng: St. Paul Publications, 1988.

Παραπομπή σε μορφή MLA (9th εκδ.)

Ratzinger, Joseph. Church, Ecumenism, and Politics: New Essays in Ecclesiology. St. Paul Publications, 1988.