The History of Heresies and Their Refutation by St Alphonsus M. Liguori. Unedited Reprint of 1857 edition. Some references in Latin, the rest of the book is in English. In the First part, St Alphonsus M Liguori goes over the History of Heresies. A supplementary chapter was added by the translator of the Heresies of the Eighteenth and Nineteenth Centuries. In the Second Part, the Refutation of Heresies, the Holy Author comprises, in a small space, a vast amount of Theological information; in fact, there is no Heresy which cannot be refuted from it. 648 pages.