00282nam a2200109Ia 450000500170000000800410001708200160005810000220007424500390009626000290013530000080016420260205054014.0260111s9999||||xx |||||||||||||| ||und||  a294.5 SU77E  aPatnaik, Srikanta 0aTextbook of Information Technology  aNew DelhibDhanpatc2001  a572