Elements of political geography
Van Valkenburg, Samuel
Elements of political geography - New York : Prentice-hall, 1954. - xix,401p. ; 23 cm.
Geography-political
Political Geography-elements
910.4 VAN
Elements of political geography - New York : Prentice-hall, 1954. - xix,401p. ; 23 cm.
Geography-political
Political Geography-elements
910.4 VAN