APA (7th ed.) Citation

Shultz, E., & Simmons, W. (1959). Offices in the sky ([1st ed.].). Bobbs-Merrill.

Chicago Style (17th ed.) Citation

Shultz, Earle, and Walter Simmons. Offices in the Sky. [1st ed.]. Indianapolis: Bobbs-Merrill, 1959.

MLA (9th ed.) Citation

Shultz, Earle, and Walter Simmons. Offices in the Sky. [1st ed.]. Bobbs-Merrill, 1959.