উমর আল-আকতা: সংশোধিত সংস্করণের মধ্যে পার্থক্য

{{refbegin|2}}

* {{বই উদ্ধৃতি | last=Beck | first=Hans Georg | title = Geschichte der byzantinischen Volksliteratur | language = German | publisher= C.H. Beck | location=Munich | year=1971 | isbn=978-3-406-01420-8 | url = http://books.google.com/books?id=3t4eWBDyFiwC| ref = harv}}

* {{বই উদ্ধৃতি | last=Dedes | first=Georgios | title=The Battalname, an Ottoman Turkish Frontier Epic Wondertale: Introduction, Turkish Transcription, English Translation and Commentary | series = Sources of Oriental Languages and Literatures | number = 33 | publisher = Harvard University, Department of Near Eastern languages and Literatures | location=Cambridge, MA | year=1996 | url=http://depts.washington.edu/neareast/persia/docs/battalname.pdf | ref = harv}}

*{{cite encyclopedia | last = Hollingsworth | first = Paul A. | article = ‘Umar | pages = 2139–2140 | editor-last = Kazhdan | editor-first = Alexander | editor-link = Alexander Kazhdan | encyclopedia = [[The Oxford Dictionary of Byzantium]] | location = New York and Oxford | publisher = Oxford University Press | year = 1991 | isbn = 978-0-19-504652-6 | ref = harv}}