APA (7th ed.) Citation

Upson, R. H., & Chandler, C. d. F. (1926). Free and captive balloons.: Part I--Free balloons. Ronald Press.

Chicago Style (17th ed.) Citation

Upson, Ralph Hazlett, and Charles de Forest Chandler. Free and Captive Balloons.: Part I--Free Balloons. New York: Ronald Press, 1926.

MLA (9th ed.) Citation

Upson, Ralph Hazlett, and Charles de Forest Chandler. Free and Captive Balloons.: Part I--Free Balloons. Ronald Press, 1926.