American Public Health Association, American Water Works Association, & Water Pollution Control Federation. (1976). Standard methods: For examination of water and wastewater (14th ed.). American Public Health Association.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)American Public Health Association, American Water Works Association, و Water Pollution Control Federation. Standard Methods: For Examination of Water and Wastewater. 14th ed. Washington, DC: American Public Health Association, 1976.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)American Public Health Association, et al. Standard Methods: For Examination of Water and Wastewater. 14th ed. American Public Health Association, 1976.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.