Cita APA (7th ed.)
Jaeger, C. S. (1994). The envy of angels: Cathedral schools and social ideals in medieval Europe, 950-1200. University of Pennsylvania Press.
Cita Chicago (17th ed.)
Jaeger, C. Stephen. The Envy of Angels: Cathedral Schools and Social Ideals in Medieval Europe, 950-1200. Philadelphia [Pa.]: University of Pennsylvania Press, 1994.
Cita MLA (9th ed.)
Jaeger, C. Stephen. The Envy of Angels: Cathedral Schools and Social Ideals in Medieval Europe, 950-1200. University of Pennsylvania Press, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.