Berman, B. L. (2001). Library of Congress subject headings in philosophy: A thesaurus. Philosophy Documentation Center.
Cita Chicago Style (17a ed.)Berman, Barbara L. Library of Congress Subject Headings in Philosophy: A Thesaurus. Charlottesville, Virginia: Philosophy Documentation Center, 2001.
Cita MLA (9a ed.)Berman, Barbara L. Library of Congress Subject Headings in Philosophy: A Thesaurus. Philosophy Documentation Center, 2001.
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