APA (7th ed.) Citation

Lawrence, C. H., & Knowles, D. (1965). The English Church and the papacy in the Middle Ages. Burns & Oates.

Chicago Style (17th ed.) Citation

Lawrence, C. H., and David Knowles. The English Church and the Papacy in the Middle Ages. London: Burns & Oates, 1965.

MLA (9th ed.) Citation

Lawrence, C. H., and David Knowles. The English Church and the Papacy in the Middle Ages. Burns & Oates, 1965.