APA (7th ed.) Citation

Dehn, E. (1960). Algebraic equations: An introduction to the theories of LaGrange and Galois. Dover.

Chicago Style (17th ed.) Citation

Dehn, Edgar. Algebraic Equations: An Introduction to the Theories of LaGrange and Galois. New York: Dover, 1960.

MLA (9th ed.) Citation

Dehn, Edgar. Algebraic Equations: An Introduction to the Theories of LaGrange and Galois. Dover, 1960.