Hearnshaw, F. J. C. (1936). The political principles of some notable prime ministers of the nineteenth century: A series of lectures delivered in King's College, University of London. Macmillan and Co..

Hearnshaw, F. J. C. The Political Principles of Some Notable Prime Ministers of the Nineteenth Century: A Series of Lectures Delivered in King's College, University of London. Macmillan and Co., 1936.