Não informado. (1951). List of books accessioned and periodical articles indexed in the Columbus Memorial Library. Pan American Union.
Chicago-viite (17. p.)Não informado. List of Books Accessioned and Periodical Articles Indexed in the Columbus Memorial Library. Washington: Pan American Union, 1951.
MLA-viite (8. p.)Não informado. List of Books Accessioned and Periodical Articles Indexed in the Columbus Memorial Library. Pan American Union, 1951.
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