Расширенное арабское письмо — B (англ.Arabic Extended-B) — двадцатый блок стандарта Юникод. Содержит аннотации Корана и буквы арабского письма, использовавшиеся для различных неарабских языков. В блок также входят символы валют и один символ сокращения[3].
Anderson, Deborah; Whistler, Ken; Pournader, Roozbeh; Moore, Lisa; Liang, Hai (2019-10-06), "a. Additions for Quranic orthographies", Recommendations to UTC #161 October 2019 on Script Proposals
Anderson, Deborah; Whistler, Ken; Pournader, Roozbeh; Moore, Lisa; Constable, Peter; Liang, Hai (2020-04-20), "3f. Comments on L2/19-306", Recommendations to UTC #163 April 2020 on Script Proposals
Anderson, Deborah; Whistler, Ken; Pournader, Roozbeh; Moore, Lisa; Liang, Hai (2019-10-06), "d. Bosnian Arabic characters", Recommendations to UTC #161 October 2019 on Script Proposals
Anderson, Deborah; Whistler, Ken; Pournader, Roozbeh; Moore, Lisa; Constable, Peter; Liang, Hai (2020-10-01), "5a. Three Symbols", Recommendations to UTC #165 October 2020 on Script Proposals
Anderson, Deborah; Whistler, Ken; Pournader, Roozbeh; Moore, Lisa; Constable, Peter; Liang, Hai (2020-04-20), "3c. Indonesian Orthography of Quran", Recommendations to UTC #163 April 2020 on Script Proposals