Henkel, P. (1816). The Christian catechism: Composed for the instruction of youth, in the knowledge of the Christian religion (5th ed., from enl. 4th ed.). S. Henkel.
Lua i Stíl Chicago (17ú heag.)Henkel, Paul. The Christian Catechism: Composed for the Instruction of Youth, in the Knowledge of the Christian Religion. 5th ed., from enl. 4th ed. New Market, Va.: S. Henkel, 1816.
Lua MLA (8ú heag.)Henkel, Paul. The Christian Catechism: Composed for the Instruction of Youth, in the Knowledge of the Christian Religion. 5th ed., from enl. 4th ed. S. Henkel, 1816.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.