APA (7th ed.) Citation

Gradmann, E. (1949). French master drawings of the eighteenth century: With 57 illus. Harper.

Chicago Style (17th ed.) Citation

Gradmann, Erwin. French Master Drawings of the Eighteenth Century: With 57 Illus. New York: Harper, 1949.

MLA (9th ed.) Citation

Gradmann, Erwin. French Master Drawings of the Eighteenth Century: With 57 Illus. Harper, 1949.