Lua APA (7ú heag.)

Katholische Akademie in Bayern & Häussling, A. A. (1994). The meaning of the liturgy. Liturgical Press.

Lua i Stíl Chicago (17ú heag.)

Katholische Akademie in Bayern agus Angelus Albert Häussling. The Meaning of the Liturgy. Collegeville, Minn.: Liturgical Press, 1994.

Lua MLA (8ú heag.)

Katholische Akademie in Bayern agus Angelus Albert Häussling. The Meaning of the Liturgy. Liturgical Press, 1994.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.