National Research Council (U.S.). Committee on Ground Water Modeling Assessment. (1990). Ground water models: Scientific and regulatory applications. National Academy Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Research Council (U.S.). Committee on Ground Water Modeling Assessment. Ground Water Models: Scientific and Regulatory Applications. Washington, D.C.: National Academy Press, 1990.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)National Research Council (U.S.). Committee on Ground Water Modeling Assessment. Ground Water Models: Scientific and Regulatory Applications. National Academy Press, 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.