McKeown, M. M. (2022). Citizen justice: The environmental legacy of William O. Douglas-public advocate and conservation champion. Potomac Books, an imprint of the University of Nebraska Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)McKeown, M. Margaret. Citizen Justice: The Environmental Legacy of William O. Douglas-public Advocate and Conservation Champion. [Lincoln]: Potomac Books, an imprint of the University of Nebraska Press, 2022.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)McKeown, M. Margaret. Citizen Justice: The Environmental Legacy of William O. Douglas-public Advocate and Conservation Champion. Potomac Books, an imprint of the University of Nebraska Press, 2022.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.