Dicken, S. N., & Pitts, F. R. (1970). Introduction to cultural geography: A study of man and his environment (Second edition.). Ginn.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Dicken, Samuel Newton, و Forrest Ralph Pitts. Introduction to Cultural Geography: A Study of Man and His Environment. Second edition. Waltham, Mass.: Ginn, 1970.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Dicken, Samuel Newton, و Forrest Ralph Pitts. Introduction to Cultural Geography: A Study of Man and His Environment. Second edition. Ginn, 1970.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.