An excellent catechism on human sexuality based on the Heidelberg Catechism
https://heritagebooks.org/products/the-new-reformation-catechism-on-human-sexuality.html
Dr. John P. Davis, Sr.
An excellent catechism on human sexuality based on the Heidelberg Catechism
https://heritagebooks.org/products/the-new-reformation-catechism-on-human-sexuality.html