APA (7th ed.) Citation

Gessow, A. (1952). Aerodyamics of the helicopter. Macmillan.

Chicago Style (17th ed.) Citation

Gessow, Alfred. Aerodyamics of the Helicopter. New York: Macmillan, 1952.

MLA (9th ed.) Citation

Gessow, Alfred. Aerodyamics of the Helicopter. Macmillan, 1952.

Warning: These citations may not always be 100% accurate.