Householder, Fred W.
Linguistic speculations
Cambridge University Press, 1972
 Buku Teks
Mood, Alexander McFarlane, 1913-
The Future of higher education : some speculations and suggestions
McGraw-Hill, 1973
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Weber, Max, 1864-1920
The City
The Free Press, 1958
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Weber, Max, 1864-1920
The city
The free Press, 1966
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Clancy, Laurie, 1942-
City to city / Laurie Clancy
University of Queensland, 1989
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