Palmer, Vance
The Legend of the nineties
Currey O'Neill, 1966
Buku Teks SO
Donaldson, Gordon
Eighteen men
Doubleday, 1985
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Appleyard, Reginald T.
International migration : challenge for the nineties
IOM, 1991
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Reflections on architectural practices in the nineties
Princeton Architectural Press, 1996
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Gorman, Robert A., 1937-
Copyright for the nineties: cases and materials
Michie Co., 1993
Buku Teks