Ghi chú Al-Hasa

  1. http://www.hcci.org.sa/English/AlAhsa/Pages/AboutAlahsa.aspx
  2. Wheatley, Paul (2001). The places where men pray together: cities in Islamic lands, seventh through the tenth centuries. Chicago: University of Chicago Press. tr. 129. ISBN 0-226-89428-2
  3. Al Hasa population soared to 100,000 by circa 1000
  4. Al-Juhany, Uwidah Metaireek (2002). Najd before the Salafi reform movement: social, political and religious conditions during the three centuries preceding the rise of the Saudi state. London: Ithaca Press. tr. 53. ISBN 0-86372-401-9
  5. 1 2 3 Long, David (2005). Culture and Customs of Saudi Arabia (Culture and Customs of the Middle East). Westport, Conn: Greenwood Press. tr. xiv, p8. ISBN 0-313-32021-7
  6. World and its peoples. London: Marshall Cavendish. 2006. tr. 29. ISBN 0-7614-7571-0
  7. Finnie, David (ngày 31 tháng 12 năm 1992). Shifting Lines in the Sand. I B Tauris. tr. 60. ISBN 1-85043-570-7
  8. Prothero, G.W. (1920). Arabia. London: H.M. Stationery Office. tr. 85. 
  9. J. Maclean, B. Hardy, G. Hettel (2013). Rice Almanac, 4th edition: Source Book for One of the Most Important Economic Activity on Earth. International Rice Research Institute. tr. 3. 
  10. Citino, Nathan J. (2002). From Arab nationalism to OPEC: Eisenhower, King Saʻūd, and the making of U. S.-Saudi relations. Bloomington: Indiana University Press. tr. xviii. ISBN 0-253-34095-0
  11. Farsy, Fouad (1986). Saudi Arabia: a case study in development. London: KPI. tr. 44. ISBN 0-7103-0128-6
  12. “Climate Data for Saudi Arabia”. Jeddah Regional Climate Center. Truy cập ngày 26 tháng 1 năm 2016. 

Tài liệu tham khảo

WikiPedia: Al-Hasa http://geography.about.com/library/weekly/aa011201... http://www.saudiaramcoworld.com/issue/197006/the.t... http://www.saudiaramcoworld.com/issue/197405/al-ha... http://whc.unesco.org/en/list/1563 http://www.wdl.org/en/item/11767/view/1/85/ //tools.wmflabs.org/geohack/geohack.php?language=v... http://www.alhasa.gov.sa http://jrcc.sa/reports_files/1985_2010Reports/Ahsa... http://www.hcci.org.sa/English/AlAhsa/Pages/AboutA... https://books.google.com/books?id=MzN1Mo8_bd4C&pg=...