APA (7th ed.) Citation

Leyson, B. W. (1949). Modern wonders & how they work ([1st ed.].). E. P. Dutton.

Chicago Style (17th ed.) Citation

Leyson, Burr Watkins. Modern Wonders & How They Work. [1st ed.]. New York: E. P. Dutton, 1949.

MLA (9th ed.) Citation

Leyson, Burr Watkins. Modern Wonders & How They Work. [1st ed.]. E. P. Dutton, 1949.