S131E008228 - STS-131 - SSRMS OPS - MPLM Ungrapple OPS

Chicago citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973. S131E008228 - STS-131 - SSRMS OPS - MPLM Ungrapple OPS. 1981-04-12/2011-07-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/23572857. (Accessed September 19, 2018.)
APA citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973, (1981-04-12/2011-07-21) S131E008228 - STS-131 - SSRMS OPS - MPLM Ungrapple OPS. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/23572857
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/23572857>.
Note: These citations are programmatically generated and may be incomplete.