Não informado. (2009). Proceedings and Reports of the Belfast Natural History and Philosophical Society. Belfast Natural History and Philosophical Society.
Chicago-referens (17:e uppl.)Não informado. Proceedings and Reports of the Belfast Natural History and Philosophical Society. Belfast, Irlanda: Belfast Natural History and Philosophical Society, 2009.
MLA-referens (8:e uppl.)Não informado. Proceedings and Reports of the Belfast Natural History and Philosophical Society. Belfast Natural History and Philosophical Society, 2009.
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