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