Gaya APA

Bühlmann, W, O, C. (1978). Courage, Church! : Coraggio, Chiesa! . Maryknoll: Orbis Books.

Gaya MLA

Bühlmann, Walbert,, OFM, Cap.. "Courage, Church! : Coraggio, Chiesa! ". Maryknoll: Orbis Books, 1978. Buku.