Alexanderson, G. L. (1985). The Santa Clara silver anniversary contest book: Problems and solutions of the University of Santa Clara High School mathematics contests. Dale Seymour Publications.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Alexanderson, Gerald L. The Santa Clara Silver Anniversary Contest Book: Problems and Solutions of the University of Santa Clara High School Mathematics Contests. Palo Alto, Calif.: Dale Seymour Publications, 1985.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Alexanderson, Gerald L. The Santa Clara Silver Anniversary Contest Book: Problems and Solutions of the University of Santa Clara High School Mathematics Contests. Dale Seymour Publications, 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.