STS102-325-012 - STS-102 - EMU suited Helms exits the hatch to begin an EVA

Chicago citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973. STS102-325-012 - STS-102 - EMU suited Helms exits the hatch to begin an EVA. 1981-04-12/2011-07-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/23308738. (Accessed November 13, 2018.)
APA citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973, (1981-04-12/2011-07-21) STS102-325-012 - STS-102 - EMU suited Helms exits the hatch to begin an EVA. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/23308738
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/23308738>.
Note: These citations are programmatically generated and may be incomplete.