Não informado. (1989). The European Journal of Cognitive Psychology. European Society for Cognitive Psychology.
Lua i Stíl Chicago (17ú heag.)Não informado. The European Journal of Cognitive Psychology. Sussex, Inglaterra: European Society for Cognitive Psychology, 1989.
Lua MLA (8ú heag.)Não informado. The European Journal of Cognitive Psychology. European Society for Cognitive Psychology, 1989.
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