American Chemical Society. Division of Water, Air, and Waste Chemistry, & Stumm, W. (1967). Equilibrium concepts in natural water systems. American Chemical Society.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)American Chemical Society. Division of Water, Air, and Waste Chemistry, و Werner Stumm. Equilibrium Concepts in Natural Water Systems. Washington, DC: American Chemical Society, 1967.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)American Chemical Society. Division of Water, Air, and Waste Chemistry, و Werner Stumm. Equilibrium Concepts in Natural Water Systems. American Chemical Society, 1967.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.