↑Volume 2. Dabbagh – Kuwait University. — Iran, page 1111–1112. // Encyclopedia of Modern Middle East & North Africa. Second Edition. Volume 1 — 4. Editor in Chief: Philip Mattar. Associate Editors: Charles E. Butterworth, Neil Caplan, Michael R. Fischbach, Eric Hooglund, Laurie King–Irani, John Ruedy. Farmington Hills: Gale, 2004, 2936 pages. ISBN 9780028657691 "With an estimated population of 67 million in 2004, Iran is one of the most populous countries in the Middle East. ... Iran’s second largest ethnolinguistic minority, the Kurds, make up an estimated 5 percent of the country’s population and reside in the provinces of Kerman and Kurdistan as well as in parts of West Azerbaijan and Ilam. Kurds in Iran are divided along religious lines as Sunni, Shi'ite, or Ahl-e Haqq."