APA (7th ed.) Citation

Douglass, H. R., & Mills, H. H. (1948). Teaching in high school. Ronald Press Co..

Chicago Style (17th ed.) Citation

Douglass, Harl R., and Hubert H. Mills. Teaching in High School. New York: Ronald Press Co., 1948.

MLA (9th ed.) Citation

Douglass, Harl R., and Hubert H. Mills. Teaching in High School. Ronald Press Co., 1948.