STS109-412-016 - STS-109 - External Tank (ET) separation as seen from the orbiter Columbia

Chicago citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973. STS109-412-016 - STS-109 - External Tank (ET) separation as seen from the orbiter Columbia. 1981-04-12/2011-07-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/23354372. (Accessed December 15, 2018.)
APA citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973, (1981-04-12/2011-07-21) STS109-412-016 - STS-109 - External Tank (ET) separation as seen from the orbiter Columbia. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/23354372
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/23354372>.
Note: These citations are programmatically generated and may be incomplete.