S49-25-003 - STS-049 - Two EVA suited crewmembers preparing to enter the mid deck airlock.

Chicago citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973. S49-25-003 - STS-049 - Two EVA suited crewmembers preparing to enter the mid deck airlock.. 1981-04-12/2011-07-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22702975. (Accessed September 22, 2018.)
APA citation style
National Aeronautics and Space Administration. Lyndon B. Johnson Space Center. 2/17/1973, (1981-04-12/2011-07-21) S49-25-003 - STS-049 - Two EVA suited crewmembers preparing to enter the mid deck airlock.. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/22702975
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/22702975>.
Note: These citations are programmatically generated and may be incomplete.