(1976). Tradition and Transition, 2nd Century Fund, St. Ambrose Cathedral, 1976: Second Century Fund for the maintenance and restoration of St. Ambrose Cathedral. Des Moines, Iowa.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিTradition and Transition, 2nd Century Fund, St. Ambrose Cathedral, 1976: Second Century Fund for the Maintenance and Restoration of St. Ambrose Cathedral. Des Moines, Iowa, 1976.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিTradition and Transition, 2nd Century Fund, St. Ambrose Cathedral, 1976: Second Century Fund for the Maintenance and Restoration of St. Ambrose Cathedral. Des Moines, Iowa, 1976.
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