00341nam a22001337a 450000500170000000800410001702000180005804100080007608200100008410000210009424500490011526000350016430000080019920211210121115.0160426b        xxu||||| |||| 00| 0 eng d  a81-203-0925-1  aeng  b00187  aBlack, Uyless D.  aData Communications and Distributer Networks  aNew DelhibPHI Pvt Ltd. c2001  a426