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http://www.netvalley.com/intval/07262/out_files/prevbutton_grey_3.gif    , # 3 1986,c. 88 http://www.netvalley.com/intval/07262/out_files/nextbutton_grey_4.gif



Table IT-history
 
http://www.netvalley.com/intval/07262/out_files/prevbutton_grey_3.gif    , # 3 1986,c. 88 http://www.netvalley.com/intval/07262/out_files/nextbutton_grey_4.gif