Dicken, S. N., & Pitts, F. R. (. R. (1970). Introduction to cultural geography: A study of man and his environment ([2nd ed.].). Ginn.
Chicago-viite (17. p.)Dicken, Samuel N., ja Forrest R. (Forrest Ralph Pitts. Introduction to Cultural Geography: A Study of Man and His Environment. [2nd ed.]. Waltham, Mass.: Ginn, 1970.
MLA-viite (8. p.)Dicken, Samuel N., ja Forrest R. (Forrest Ralph Pitts. Introduction to Cultural Geography: A Study of Man and His Environment. [2nd ed.]. Ginn, 1970.
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