APA (7th ed.) Citation

Sonn, A. H. (1928). Early American wrought iron. C. Scribner's Sons.

Chicago Style (17th ed.) Citation

Sonn, Albert H. Early American Wrought Iron. New York: C. Scribner's Sons, 1928.

MLA (9th ed.) Citation

Sonn, Albert H. Early American Wrought Iron. C. Scribner's Sons, 1928.