APA (7th ed.) Citation

United States. National Aeronautics and Space Administration. (1978). The planet Venus: One of a series of NASA facts about the exploration of Venus. National Aeronautics and Space Administration.

Chicago Style (17th ed.) Citation

United States. National Aeronautics and Space Administration. The Planet Venus: One of a Series of NASA Facts About the Exploration of Venus. Washington: National Aeronautics and Space Administration, 1978.

MLA (9th ed.) Citation

United States. National Aeronautics and Space Administration. The Planet Venus: One of a Series of NASA Facts About the Exploration of Venus. National Aeronautics and Space Administration, 1978.