Hopper, E. (2003). The social unconscious: Selected papers. J. Kingsley Publishers.
Lua i Stíl Chicago (17ú heag.)Hopper, Earl. The Social Unconscious: Selected Papers. London ; Philadelphia: J. Kingsley Publishers, 2003.
Lua MLA (9ú heag.)Hopper, Earl. The Social Unconscious: Selected Papers. J. Kingsley Publishers, 2003.
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