APA

Haskins C. H., . (19571955). The Renaissance of the twelfth century. New York: Meridian Books.

Chicago

Haskins Charles Homer, . 19571955. The Renaissance of the twelfth century. New York: Meridian Books.

Harvard

Haskins C. H., . (19571955). The Renaissance of the twelfth century. New York: Meridian Books.

MLA

Haskins Charles Homer, . The Renaissance of the twelfth century. New York: Meridian Books. 19571955.