STS068-86-020 - STS-068 - STS-68 crew activities on flight deck

Chicago citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973-. STS068-86-020 - STS-068 - STS-68 crew activities on flight deck. 1981-04-12/2011-07-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22909850. (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) STS068-86-020 - STS-068 - STS-68 crew activities on flight deck. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22909850
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/22909850>.
Note: These citations are programmatically generated and may be incomplete.