„The Afghans– Language Use”. United States: Center for Applied Linguistics (CAL). 30. 06. 2002. Архивирано из оригинала 04. 05. 2011. г. Приступљено 24. 10. 2010.
„AFGHANISTAN v. Languages”. Ch. M. Kieffer. Encyclopædia Iranica, online ed. Приступљено 10. 12. 2010. „'Persian (2) is the language most spoken in Afghanistan. The native tongue of twenty five percent of the population ...'”
Name given to the New Persian literary language at a very early date and widely attested in Arabic and Persian texts since the 10th century. http://www.iranicaonline.org/articles/dari
„The Afghans– Language Use”. United States: Center for Applied Linguistics (CAL). 30. 06. 2002. Архивирано из оригинала 04. 05. 2011. г. Приступљено 24. 10. 2010.