APA (7th ed.) Citation

Geary, A., Hayden, H. A., & Lowry, H. V. (1939). Mathematics for technical students. Longmans, Green and co..

Chicago Style (17th ed.) Citation

Geary, Alfred, H. A. Hayden, and High Vernon Lowry. Mathematics for Technical Students. London ; New York [etc.]: Longmans, Green and co., 1939.

MLA (8th ed.) Citation

Geary, Alfred, et al. Mathematics for Technical Students. Longmans, Green and co., 1939.