Henkel, P. (1811). The Christian catechism: Composed for the instruction of youth in the knowledge of the Christian religion, together with morning and evening hymns, prayers, etc (2nd ed.). Ambrose Henkel.
Citação do estilo Chicago (17ª ed.)Henkel, Paul. The Christian Catechism: Composed for the Instruction of Youth in the Knowledge of the Christian Religion, Together with Morning and Evening Hymns, Prayers, Etc. 2nd ed. Shenandoah County, Va.: Ambrose Henkel, 1811.
Citação MLA (8ª ed.)Henkel, Paul. The Christian Catechism: Composed for the Instruction of Youth in the Knowledge of the Christian Religion, Together with Morning and Evening Hymns, Prayers, Etc. 2nd ed. Ambrose Henkel, 1811.
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