Bibliography (6):

1. A Secret Vice

2. 2015-mirante-thesubcreationtheoryofjrrtolkien.html

3. https://www.vatican.va/content/john-paul-ii/en/letters/1999/documents/hf_jp-ii_let_23041999_artists.html

4. Wikipedia Bibliography:

   1. J. R. R. Tolkien

   2. https://en.wikipedia.org/wiki/On_Fairy-Stories  :

      https://en.wikipedia.org/wiki/On_Fairy-Stories

   3. https://en.wikipedia.org/wiki/Pope_John_Paul_II  :

      https://en.wikipedia.org/wiki/Pope_John_Paul_II