APA (7th ed.) Citation

Hollingworth, H. L. (1912). The influence of caffein on mental and motor efficiency. The Science press.

Chicago Style (17th ed.) Citation

Hollingworth, Harry L. The Influence of Caffein on Mental and Motor Efficiency. New York: The Science press, 1912.

MLA (8th ed.) Citation

Hollingworth, Harry L. The Influence of Caffein on Mental and Motor Efficiency. The Science press, 1912.