Brooks, C. E. P. (1970). Climate through the ages: A study of the climatic factors and their variations (Second edition.). Dover Publications.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Brooks, C. E. P. Climate Through the Ages: A Study of the Climatic Factors and Their Variations. Second edition. New York: Dover Publications, 1970.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Brooks, C. E. P. Climate Through the Ages: A Study of the Climatic Factors and Their Variations. Second edition. Dover Publications, 1970.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.