Whelan, H. C. (1960). The Problem of state aid to Catholic schools in the United States: A comparative study of canon law and American constitutional law in the field of education. Pontificia Universitas Lateranensis.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Whelan, Hugh C. The Problem of State Aid to Catholic Schools in the United States: A Comparative Study of Canon Law and American Constitutional Law in the Field of Education. Romae: Pontificia Universitas Lateranensis, 1960.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Whelan, Hugh C. The Problem of State Aid to Catholic Schools in the United States: A Comparative Study of Canon Law and American Constitutional Law in the Field of Education. Pontificia Universitas Lateranensis, 1960.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.