المؤلفون: Robert Henry, James Caldwall, David Martin, http://data.europeana.eu/agent/base/38826, http://data.europeana.eu/agent/base/93545, http://data.europeana.eu/agent/base/109348
URL الوصول: https://www.europeana.eu/item/9200134/BibliographicResource_2000000009923?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCa