APA (7th ed.) Citation

(2015). Hubble 25: A quarter-century of discovery with the hubble telescope. National Aeronautics Space Administration.

Chicago Style (17th ed.) Citation

Hubble 25: A Quarter-century of Discovery with the Hubble Telescope. Washington, D.C.: National Aeronautics Space Administration, 2015.

MLA (9th ed.) Citation

Hubble 25: A Quarter-century of Discovery with the Hubble Telescope. National Aeronautics Space Administration, 2015.