APA (7th ed.) Citation

Evans, J. W., Chapman, S., & Wexler, H. (1956). The sun's effects on the earth's atmosphere. High Altitude Observatory of the University of Colorado.

Chicago Style (17th ed.) Citation

Evans, John W., Sydney Chapman, and Harry Wexler. The Sun's Effects on the Earth's Atmosphere. [Boulder, Colo.]: High Altitude Observatory of the University of Colorado, 1956.

MLA (9th ed.) Citation

Evans, John W., et al. The Sun's Effects on the Earth's Atmosphere. High Altitude Observatory of the University of Colorado, 1956.