00322nam a2200121Ia 450000500170000000800410001702000180005808200190007610000120009524500500010726000220015765000210017920251125111408.0251125s9999    xx            000 0 und d  a9788177584752  a004.6  bH222c  aHALSALL 0aCOMPUTER NETWORKING AND THE INTERNET 5/E (PB)  bPEARSON EDUCATION  aCOMPUTER SCIENCE