Knox, Paul
The geography of the world economy : an introduction to economic geography
Edward Arnold , 1994
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Pounds, Norman J. G.
World geography
Silver Burdett, 1980
 Buku Teks
Spidchenko, K.
Economic geography of the world a popular outline/ K. Spidchenko
Progress , 1972
 Buku Teks
Oxford economic atlas of the world
prepared by the Cartographic Department of the Clarendon Press
Oxford University Press, 1972
 Buku Referensi
Oxford economic atlas of the world : fourth edition
Oxford University Press, 1972
 Buku Referensi