00447nam a2200157Ia 4500 230714s9999 xx 000 0 und d 9790000000000 eng 621.382'75 MYN Mynbaev D.K. Fiber-Optic Communications Technology Pearson Education Rs. 685.00 Mynbaev D.K. & Scheiner L.L. O:0323813-Feb-2013B:343807-Jan-2013 ETC 1507 207538 207538