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References
1.
Marshall
T H
, 1950 Citizenship and Social Class and Other Essays (Cambridge University Press , Cambridge ).
2.
Kearns
G
, 2009 Geopolitics and Empire: The Legacy of Halford Mackinder (Oxford University Press , Oxford ).
3.
Schulten
S
, 2001 The Geographical Imagination in America, 1880–1950 (Chicago University Press , Chicago, IL ).
4.
Smith
N
, 2004 American Empire: Roosevelt's Geographer and the Prelude to Globalization (University of California Press , Berkeley, CA ).
