Não informado. (1969). Issues today: The magazine for high school social studies. American Education Publications, Xerox Education Group.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Issues Today: The Magazine for High School Social Studies. Columbus, Ohio: American Education Publications, Xerox Education Group, 1969.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Issues Today: The Magazine for High School Social Studies. American Education Publications, Xerox Education Group, 1969.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.