00370nam a22001097a 4500020001800000100001800018245007200036260002800108942000700136952010200143999001500245  a9788131732663  aJohn M. Senio  aOptical Fiber Communications: Principles and Practice (3rd Edition)  bPearson Education India  cDB  00104070aIIITKLbIIITKLcDBd2026-08-04l0o621.38275 SEN/OpDB252r2026-08-04w2026-08-04yDB  c2974d2974