Gallogly, J. (1880). The history of St. Patrick's Cathedral, Armagh: With a short reference to the state of religion in Ulster previous to and since its erection. M.H. Gill & Son.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিGallogly, John. The History of St. Patrick's Cathedral, Armagh: With a Short Reference to the State of Religion in Ulster Previous to and Since Its Erection. Dublin: M.H. Gill & Son, 1880.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিGallogly, John. The History of St. Patrick's Cathedral, Armagh: With a Short Reference to the State of Religion in Ulster Previous to and Since Its Erection. M.H. Gill & Son, 1880.
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