APA (7th ed.) Citation

Keller, F. J. (1953). The double purpose high school: Closing the gap between vocational and academic preparation. Harper r Brother.

Chicago Style (17th ed.) Citation

Keller, Franklin J. The Double Purpose High School: Closing the Gap Between Vocational and Academic Preparation. Harper r Brother, 1953.

MLA (8th ed.) Citation

Keller, Franklin J. The Double Purpose High School: Closing the Gap Between Vocational and Academic Preparation. Harper r Brother, 1953.

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