MLA

Gosselin, M, and Matthew Kelly. The Power of the Hope During the Middle Ages Or, an Historical Inquiry Into the Origin of the Temporal Power of the Holy See and the Constitutional Laws of the Middle Ages .. Baltimore: Murphy, 1853.

APA

Gosselin, M., & Kelly, M. (1853). The power of the hope during the middle ages or, an historical inquiry into the origin of the temporal power of the Holy See and the constitutional laws of the middle ages .. Baltimore: Murphy.

Chicago

Gosselin, M. The Power of the Hope During the Middle Ages Or, an Historical Inquiry Into the Origin of the Temporal Power of the Holy See and the Constitutional Laws of the Middle Ages ... Translated by Matthew Kelly. Baltimore: Murphy, 1853.