Rome and its papal rulers :
a history of eighteen centuries /
by George Trevor.
Trevor, G. (1868). Rome and its papal rulers: a history of eighteen centuries. London: Religious Tract Society.
Trevor, George, 1809-1888. Rome And Its Papal Rulers: a History of Eighteen Centuries. London: Religious Tract Society, 1868.
Warning: These citations may not always be complete (especially for serials).