STS074-707-020 - STS-074 - Earth observations taken during STS-74 mission

Chicago citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973. STS074-707-020 - STS-074 - Earth observations taken during STS-74 mission. 1981-04-12/2011-07-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22966850. (Accessed October 21, 2018.)
APA citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973, (1981-04-12/2011-07-21) STS074-707-020 - STS-074 - Earth observations taken during STS-74 mission. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22966850
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/22966850>.
Note: These citations are programmatically generated and may be incomplete.