Cita APA (7a ed.)
Paul, t. D., Foulke, W. D., & Peters, E. (1974). History of the Lombards. University of Pennsylvania Press.
Cita Chicago Style (17a ed.)
Paul, the Deacon, William Dudley Foulke, y Edward Peters. History of the Lombards. Philadelphia [Pa.]: University of Pennsylvania Press, 1974.
Cita MLA (9a ed.)
Paul, the Deacon, et al. History of the Lombards. University of Pennsylvania Press, 1974.
Precaución: Estas citas no son 100% exactas.