Carl Hermann Ethé: differenze tra le versioni

|sito=http://www.oxforddnb.com//|lingua=EN|cid=Oxford dictionary }}

* {{cita web|url=https://www.aber.ac.uk/en/media/departmental/informationservices/pdf/Professor-Carl-Hermann-Eth%C3%A9.pdf |titolo=Professor Carl Hermann Ethé (1844-1917) and his experiences during the First World War |formato=PDF|accesso=28 marzo 2019|lingua=EN}}

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