APA

Pirenne H., . (1955). A history of Europe: from the invasions to the XVI century: With a new introd. to the American ed. New York: University Books.

Chicago

Pirenne Henri, . 1955. A history of Europe: from the invasions to the XVI century: With a new introd. to the American ed. New York: University Books.

Harvard

Pirenne H., . (1955). A history of Europe: from the invasions to the XVI century: With a new introd. to the American ed. New York: University Books.

MLA

Pirenne Henri, . A history of Europe: from the invasions to the XVI century: With a new introd. to the American ed. New York: University Books. 1955.