APA

Bumpus F., . (1910). The cathedrales of northern France. New York: J. Pott.

Chicago

Bumpus Francis, . 1910. The cathedrales of northern France. New York: J. Pott.

Harvard

Bumpus F., . (1910). The cathedrales of northern France. New York: J. Pott.

MLA

Bumpus Francis, . The cathedrales of northern France. New York: J. Pott. 1910.