Schumacher, H. C. (1938). The adolescent, his development and his major problems. The Catholic conference on family life.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Schumacher, Henry Cyril. The Adolescent, His Development and His Major Problems. Washington, D.C.: The Catholic conference on family life, 1938.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Schumacher, Henry Cyril. The Adolescent, His Development and His Major Problems. The Catholic conference on family life, 1938.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.