United States. Federal Emergency Management Agency, United States. National Oceanic and Atmospheric Administration, National Research Council (U.S.). Committee on FEMA Flood Maps, & ebrary, Inc. (2009). Mapping the zone: Improving flood map accuracy. National Academies Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. Federal Emergency Management Agency, United States. National Oceanic and Atmospheric Administration, National Research Council (U.S.). Committee on FEMA Flood Maps, و Inc ebrary. Mapping the Zone: Improving Flood Map Accuracy. Washington, D.C.: National Academies Press, 2009.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)United States. Federal Emergency Management Agency, et al. Mapping the Zone: Improving Flood Map Accuracy. National Academies Press, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.