Singleton, L. R. (1981). Spokane River wasteload allocation study: Supplemental report for phosphorus allocation. Water Quality Investigations Section, Washington State Dept. of Ecology.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Singleton, Lynn R. Spokane River Wasteload Allocation Study: Supplemental Report for Phosphorus Allocation. Olympia, WA: Water Quality Investigations Section, Washington State Dept. of Ecology, 1981.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Singleton, Lynn R. Spokane River Wasteload Allocation Study: Supplemental Report for Phosphorus Allocation. Water Quality Investigations Section, Washington State Dept. of Ecology, 1981.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.