APA-referens (7:e uppl.)

Não informado. Polish Scientific Periodicals. Polish Academy of Sciences, Documentation and Scientific Information Centre.

Chicago-referens (17:e uppl.)

Não informado. Polish Scientific Periodicals. Warsaw: Polish Academy of Sciences, Documentation and Scientific Information Centre.

MLA-referens (8:e uppl.)

Não informado. Polish Scientific Periodicals. Polish Academy of Sciences, Documentation and Scientific Information Centre.

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