Não informado. News of the Surveying and Mapping Division of ASCE. American Society of Civil Engineers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. News of the Surveying and Mapping Division of ASCE. New York: American Society of Civil Engineers.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. News of the Surveying and Mapping Division of ASCE. American Society of Civil Engineers.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.