APA (7th ed.) Citation

Ries, E. H. (1951). Elias E. Ries, inventor. Philosophical Library.

Chicago Style (17th ed.) Citation

Ries, Estelle H. Elias E. Ries, Inventor. New York: Philosophical Library, 1951.

MLA (9th ed.) Citation

Ries, Estelle H. Elias E. Ries, Inventor. Philosophical Library, 1951.

Warning: These citations may not always be 100% accurate.