sts121-327-017 - STS-121 - Earth view Canada taken during STS-121

Chicago citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973. sts121-327-017 - STS-121 - Earth view Canada taken during STS-121. 1981-04-12/2011-07-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/23442100. (Accessed October 23, 2018.)
APA citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973, (1981-04-12/2011-07-21) sts121-327-017 - STS-121 - Earth view Canada taken during STS-121. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/23442100
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/23442100>.
Note: These citations are programmatically generated and may be incomplete.