APA (7th ed.) Citation

Holt, R., & Geiger, E. J. (1974). George Washington Carver: A great American Negro teacher. Dell Publishing Co.

Chicago Style (17th ed.) Citation

Holt, Rackham, and Elizabeth J. Geiger. George Washington Carver: A Great American Negro Teacher. New York: Dell Publishing Co, 1974.

MLA (9th ed.) Citation

Holt, Rackham, and Elizabeth J. Geiger. George Washington Carver: A Great American Negro Teacher. Dell Publishing Co, 1974.