Scheindlin, R. P. (2010). Judah (Abū ʾl-Ḥasan) ben Samuel ha-Levi. Encyclopedia of Jews in the Islamic World. doi:10.1163/1878-9781_ejiw_COM_0012230
Citazione stile Chigago Style (17a edizione)Scheindlin, Raymond P. "Judah (Abū ʾl-Ḥasan) Ben Samuel Ha-Levi." Encyclopedia of Jews in the Islamic World 2010, https://doi.org/10.1163/1878-9781_ejiw_COM_0012230.
Citatione MLA (8a ed.)Scheindlin, Raymond P. "Judah (Abū ʾl-Ḥasan) Ben Samuel Ha-Levi." Encyclopedia of Jews in the Islamic World, 2010, https://doi.org/10.1163/1878-9781_ejiw_COM_0012230.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.