Doctrine

Everything on this topic, from all sections.

Johannes Calvijn

Calvin’s Institutes of the Christian Religion, the major work of the Reformation in Geneva. Dutch edition.

Wilhelmus à Brakel

The Christian’s Reasonable Service, an extensive treatment of doctrine and of practical Christian living. Dutch original.

The Heidelberg Catechism with a contemporary version and the Bible proof texts. In Dutch.

heidelbergse-catechismus.nl (external website)