Haggett, Peter
Geography : a modern synthesis
Harper & Row, 1975
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Boyce, Ronald Reed
Geographic perspectives on global problems : an introduction to geography
John Wiley & Sons, 1982
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Global change and challenge : geography for the 1990s / edited, Robert Bennet
edited by Robert Bennet and Robert Estall
Routledge, 1991
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Stavrianos, Leften Stavros
A global history of man
Allyn and Bacon, 1967
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De Blij, Harm J.
Physical geography of the global environment
John Wiley & Sons, 1996
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