Catholic Standard. London.
Chicago Style (17th ed.) CitationCatholic Standard. London.
MLA (8th ed.) CitationCatholic Standard. London.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.
Catholic Standard. London.
Chicago Style (17th ed.) CitationCatholic Standard. London.
MLA (8th ed.) CitationCatholic Standard. London.