Bisyr bin Shafwan al-Kalbi: Perbedaan antara revisi

* {{cite book | last = Kubiak | first = Wladyslaw B. | title = Al-Fustat: Its Foundation and Early Urban Development | publisher = The American University in Cairo Press | location = Cairo | year = 1987 | isbn = 978-1-61797-741-1 | url = https://books.google.com/books?id=xKJyAAAAMAAJ }}

* {{cite book | chapter=Part 3: Agathon - Michael I (766 AD) | title=History of the Patriarchs of the Coptic Church of Alexandria | editor-first=B. | editor-last=EVETTS | last=Severus of Al'Ashmunein | author-link=Severus ibn al-Muqaffa | year=1910 | url = http://www.tertullian.org/fathers/severus_hermopolis_hist_alex_patr_03_part3.htm | ref = {{harvid|Severus|1910}}}}