APA استشهاد

Jackson, W. T. H. 1. (1960). The literature of the Middle Ages. New York: Columbia University Press.

استشهاد بنمط شيكاغو

Jackson, W. T. H. 1915-1983. The Literature of the Middle Ages. New York: Columbia University Press, 1960.

MLA استشهاد

Jackson, W. T. H. 1915-1983. The Literature of the Middle Ages. New York: Columbia University Press, 1960.