00297nam a2200109 a 450000500170000002000150001708200200003210000510005224500390010326000280014230000170017020251203091729.0  a8185617260  a535.89,bD, GHA  aGhatak, Ajoy, Sharma, Anurag, Tewari, Ramanand  aUnderstanding fiber Optics on a PC  aDelhibViva Booksc1994  ax,100p, 24cm