Ali, A. E. (2007). A Treatise on theory of errors and least squares adjustment for geomatic engineering students. King Saud University, Academic publ..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ali, Abdullah Elsadig. A Treatise on Theory of Errors and Least Squares Adjustment for Geomatic Engineering Students. Riyadh: King Saud University, Academic publ., 2007.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ali, Abdullah Elsadig. A Treatise on Theory of Errors and Least Squares Adjustment for Geomatic Engineering Students. King Saud University, Academic publ., 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.