Secondary Sources ~ D. Douglas Bannerman
| The Shorter Catechism of 1647 and the Free Church Catechism of 1898. A Sketch and an Appreciation by D. Douglas Bannerman (WSC) |
| The Shorter Catechism of 1647 and the Free Church Catechism of 1898. A Sketch and an Appreciation by D. Douglas Bannerman (WSC) |