APA (7th ed.) Citation

Fritz, P. S. (1941). Colorado, the centennial state. Prentice-Hall, inc..

Chicago Style (17th ed.) Citation

Fritz, Percy Stanley. Colorado, the Centennial State. New York: Prentice-Hall, inc., 1941.

MLA (9th ed.) Citation

Fritz, Percy Stanley. Colorado, the Centennial State. Prentice-Hall, inc., 1941.