Schumacher, M. A. (1935). How the teach catechism (1a. ed.). Bezinger Brothers.
Lua i Stíl Chicago (17ú heag.)Schumacher, M. A. How the Teach Catechism. 1a. ed. Nueva York: Bezinger Brothers, 1935.
Lua MLA (9ú heag.)Schumacher, M. A. How the Teach Catechism. 1a. ed. Bezinger Brothers, 1935.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.