Welsh, T. G. (2012). Closing chapters: Urban change, religious reform, and the decline of Youngstown's Catholic elementary schools, 1960-2006. Lexington Books.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Welsh, Thomas G. Closing Chapters: Urban Change, Religious Reform, and the Decline of Youngstown's Catholic Elementary Schools, 1960-2006. Lanham, MD: Lexington Books, 2012.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Welsh, Thomas G. Closing Chapters: Urban Change, Religious Reform, and the Decline of Youngstown's Catholic Elementary Schools, 1960-2006. Lexington Books, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.