Analysis of information sources in references of the Wikipedia article "Kekaisaran Angevin" in Indonesian language version.
Robert of Gloucester: 'The Normans could then speak nothing but their own language, and spoke French as they did at home and also taught their children. So that the upper class of the country that is descended from them stick to the language they got from home, therefore unless a person knows French he is little thought of. But the lower class stick to English and their own language even now.'
