Spokane River Basin Depollution Policy Committee. (1972). Plan of action for an environmental quality management for the Spokane River basin.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Spokane River Basin Depollution Policy Committee. Plan of Action for an Environmental Quality Management for the Spokane River Basin. Spokane, 1972.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Spokane River Basin Depollution Policy Committee. Plan of Action for an Environmental Quality Management for the Spokane River Basin. 1972.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.