McKnight, J. P. (1952). The papacy: A new appraisal. Rinehart.
Cita Chicago Style (17a ed.)McKnight, John P. The Papacy: A New Appraisal. New York [u.a.]: Rinehart, 1952.
Cita MLA (8a ed.)McKnight, John P. The Papacy: A New Appraisal. Rinehart, 1952.
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