While More Than a Point of Honor won’t be available for purchase until January 14, you can pre-order it here. The audio book will probably take a couple of more months to be finished.
https://catalog.thewildrosepress.com/all-titles/6410-more-than-a-point-of-honor.html
https://www.amazon.com/s/ref=nb_sb_noss?url=search-alias%3Dstripbooks&field-keywords=Katherine+Pritchett