"Abbey of St Gall". World Heritage List. United Nations Educational, Scientific and Cultural Organization, UNESCO. 1983. Archived from the original on 2017-05-09. Retrieved 2015-01-26.
"Abbey of St Gall". World Heritage List. United Nations Educational, Scientific and Cultural Organization, UNESCO. 1983. Archived from the original on 2017-05-09. Retrieved 2015-01-26.