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APA-referensUnited States National Museum. Smithsonian Institution. (1922). Report on the progress and condition of the United States National Museum for the year ending June 30, 1922. Government printing office.
Chicago-stil citatUnited States National Museum. Smithsonian Institution. Report on the Progress and Condition of the United States National Museum for the Year Ending June 30, 1922. Washington: Government printing office, 1922.
MLA-referensUnited States National Museum. Smithsonian Institution. Report on the Progress and Condition of the United States National Museum for the Year Ending June 30, 1922. Government printing office, 1922.
Harvard-stil citatUnited States National Museum. Smithsonian Institution. 1922. Report on the progress and condition of the United States National Museum for the year ending June 30, 1922. Washington: Government printing office.