20 Years of Discovery: Hubble

Chicago citation style
National Aeronautics and Space Administration. Goddard Space Flight Center. 5/1/1959-. 20 Years of Discovery: Hubble. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/17394131. (Accessed July 18, 2018.)
APA citation style
National Aeronautics and Space Administration. Goddard Space Flight Center. 5/1/1959-, 20 Years of Discovery: Hubble. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/17394131
MLA citation style
National Aeronautics and Space Administration. Goddard Space Flight Center. 5/1/1959-. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/17394131>.
Note: These citations are programmatically generated and may be incomplete.