000			00377nam a2200181Ia 4500
008			240220s9999 xx 000 0 und d
041			_aENG
082			_a621301
100			_aLathi B. P.
245		0	_aCommunication systems.
260			_aDelhi
260			_bWiley Eastern Ltd.
260			_c1992
300			_a431p.
365			_b85
650			_aETC
942			_cDBK
999			_c24500 _d24500