S40-612-018 - STS-040 - Earth observations

Chicago citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973. S40-612-018 - STS-040 - Earth observations. 1981-04-12/2011-07-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22582436. (Accessed October 18, 2018.)
APA citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973, (1981-04-12/2011-07-21) S40-612-018 - STS-040 - Earth observations. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22582436
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/22582436>.
Note: These citations are programmatically generated and may be incomplete.