Sibthorp, R. W. (1842). Substance of a sermon preached in the Cathedral Church of St. Chad, Birmingham, on the morning of St. Patrick's day, 1842. London.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSibthorp, Richard Waldo. Substance of a Sermon Preached in the Cathedral Church of St. Chad, Birmingham, on the Morning of St. Patrick's Day, 1842. London, 1842.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSibthorp, Richard Waldo. Substance of a Sermon Preached in the Cathedral Church of St. Chad, Birmingham, on the Morning of St. Patrick's Day, 1842. London, 1842.
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