APA (7th ed.) Citation

International Telecommunication Union, John and Mary R. Markle Foundation, & Twentieth Century Fund. (1972). Global communications in the space age: Toward a new ITU. John and Mary R. Markle Foundation.

Chicago Style (17th ed.) Citation

International Telecommunication Union, John and Mary R. Markle Foundation, and Twentieth Century Fund. Global Communications in the Space Age: Toward a New ITU. New York: John and Mary R. Markle Foundation, 1972.

MLA (9th ed.) Citation

International Telecommunication Union, et al. Global Communications in the Space Age: Toward a New ITU. John and Mary R. Markle Foundation, 1972.