# Bibliography

Bibliography:

1. [http://www.bible-researcher.com/shafer1.html](http://www.bible-researcher.com/shafer1.html)
2. [https://teach4theheart.com/the-biblical-response-to-the-christian-music-debate/](https://teach4theheart.com/the-biblical-response-to-the-christian-music-debate/)
3. [https://www.ccel.org/ccel/ccel/eee/files/calvinps.htm](https://www.ccel.org/ccel/ccel/eee/files/calvinps.htm) John Calvin’s preface to “Psalter”
4. [https://www.classicfm.com/discover-music/latest/guide-to-musical-modes/](https://www.classicfm.com/discover-music/latest/guide-to-musical-modes/)
5. [https://faculty.gordon.edu/hu/bi/ted_hildebrandt/otesources/19-psalms/text/books/thirtle-pstitles/thirtle-pstitles.pdf](https://faculty.gordon.edu/hu/bi/ted_hildebrandt/otesources/19-psalms/text/books/thirtle-pstitles/thirtle-pstitles.pdf) Titles of the Psalms and their Meanings
6. [http://lavistachurchofchrist.org/LVarticles/EarlyEnglishHymns.html](http://lavistachurchofchrist.org/LVarticles/EarlyEnglishHymns.html) The Young Person's Guide to the Hymnbook