O'Brien, G. (1923). An essay on the economic effects of the Reformation. Oates & Washbourne.
Chicago-viite (17. p.)O'Brien, George. An Essay on the Economic Effects of the Reformation. London: Oates & Washbourne, 1923.
MLA-viite (8. p.)O'Brien, George. An Essay on the Economic Effects of the Reformation. Oates & Washbourne, 1923.
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