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Adventure in New Zealand, from 1839 to 1844; with some account of the beginning of the British colonization of the islands - Wakefield, Edward Jerningham, 1820 -1876 (J. Murray, 1845)

Aguas continentales y diversidad biológica de México - Arriaga Cabrera, Laura (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2000)

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Allgemeine naturgeschichte, als Philosophische und Humanitätswissenschaft für Naturforscher, Philosophen und das Hoher gebildete Publikum - Perty, Maximilian, 1804 -1884 (C. Fischer, 1841)

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The American journal of science (J.D. & E.S. Dana, 1900)

The American journal of science (J.D. & E.S. Dana, 1902)

The American journal of science (J.D. & E.S. Dana, 1904)

The American journal of science (J.D. & E.S. Dana, 1911)

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