00321nam a2200109Ia 4500008004100000041000800041082001100049100003600060245004300096260006400139300000800203231228s2009    xx            000 0 und d  aeng  a4bITC  aITC EDUCATION SOLUTIONS LIMITED  aIntroduction to Information Technology  aNew DelhibPearson Education Delhi, Harlow, Singaporec2009  a648