Collins, P. W. (1991). Gustave Weigel: A pioneer of reform. Liturgical Press.
Lua i Stíl Chicago (17ú heag.)Collins, Patrick W. Gustave Weigel: A Pioneer of Reform. Collegeville, Minn.: Liturgical Press, 1991.
Lua MLA (8ú heag.)Collins, Patrick W. Gustave Weigel: A Pioneer of Reform. Liturgical Press, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.