Carey, F. P. (1939). Knock and its shrine (3rd ed.). Office of the "Irish Messenger".
Dyfyniad Arddull ChicagoCarey, F. P. Knock and Its Shrine. 3rd ed. Dublin: Office of the "Irish Messenger", 1939.
Dyfyniad MLACarey, F. P. Knock and Its Shrine. 3rd ed. Office of the "Irish Messenger", 1939.
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