Thorne, C. (1957). An overview of new church opportunities in Worcester, Massachusetts. Board of National Missions, Presbyterian Church.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Thorne, Charles. An Overview of New Church Opportunities in Worcester, Massachusetts. New York: Board of National Missions, Presbyterian Church, 1957.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Thorne, Charles. An Overview of New Church Opportunities in Worcester, Massachusetts. Board of National Missions, Presbyterian Church, 1957.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.