Peringatan Wajib
St. Ambrosius
warna liturgi Putih
Sumber
http://imankatolik.or.id/kalender/7Des.html
http://katolikindonesia.org/?page_id=10436
http://dailyfreshjuice.net/wp-content/uploads/2018/12/FJ2018-12-07-YA-TUHAN-KAMI-PERCAYA-RM-ALIP-SUWITO.mp3