APA (7th ed.) Citation

Laboratory for High Energy Astrophysics (Goddard Space Flight Center). (2000). Imagine the universe (Version 4.). The Center.

Chicago Style (17th ed.) Citation

Laboratory for High Energy Astrophysics (Goddard Space Flight Center). Imagine the Universe. Version 4. [Greenbelt, Md.]: The Center, 2000.

MLA (8th ed.) Citation

Laboratory for High Energy Astrophysics (Goddard Space Flight Center). Imagine the Universe. Version 4. The Center, 2000.