APA
Wulf M. M. C. J. d. 1., . (1953). Philosophy and civilization in the middle ages. New York: Dover.
Chicago
Wulf Maurice Marie Charles Joseph de 1867-1947, . 1953. Philosophy and civilization in the middle ages. New York: Dover.
Harvard
Wulf M. M. C. J. d. 1., . (1953). Philosophy and civilization in the middle ages. New York: Dover.
MLA
Wulf Maurice Marie Charles Joseph de 1867-1947, . Philosophy and civilization in the middle ages. New York: Dover. 1953.
