000			00309nam a2200133Ia 4500
100			_aJohn Gowar
020			_a81-203-0834-4
250			_a2nd ed
942			_cBK
245			_aOptical communication systems
260			_aPrentice-Hall of India, New Delhi _c1996
082			_a384.648 Gow
300			_axvi,696p
999			_c26090 _d26090