STS51G-108-020 - STS-51G - Spaceborne experiment on the middeck of Discovery

Chicago citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973-. STS51G-108-020 - STS-51G - Spaceborne experiment on the middeck of Discovery. 1981-04-12/2011-07-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22769917. (Accessed June 22, 2018.)
APA citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973-, (1981-04-12/2011-07-21) STS51G-108-020 - STS-51G - Spaceborne experiment on the middeck of Discovery. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22769917
MLA citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973-. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/22769917>.
Note: These citations are programmatically generated and may be incomplete.