Chú thích Sudan thuộc Anh-Ai Cập

  1. "Sudan Almanac 1951," Public Relations Department of the Sudan Government, McCorquedale & Co. Ltd., Khartoum, 1951, page 52.
  2. "Sudan Almanac 1951," Public Relations Department of the Sudan Government, McCorquedale & Co. Ltd., Khartoum, 1951, page 52.
  3. Map title in upper-right corner.