00337nam a2200121Ia 4500008004100000020001900041082001800060100001700078245004300095260003200138300002200170650002300192240817s9999    xx            000 0 und d  a 0-81-259-0789  a001.539 L55,i  aLeon, Alexis 0aFundamantals of information technology  c1999a Chennaib Leon Vikas  axxxiv, ,36.12, p.  a Computer science.