Wheeler, James O.
Economic geography
John Wiley & Sons, 1986
 Buku Teks
Hartshorn, Truman Asa
Economic geography
Prentice-Hall, 1988
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Alexander, John W.
Economic geography
Prentice-Hall, 1979
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Knox, Paul
The geography of the world economy : an introduction to economic geography
Edward Arnold , 1994
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Gregor, Howard F.
Environment and economic life, an economic and social geography
Van Nostrand Reinhold, 1963
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