000 00344nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c150
040 _aET
100 _aBARAL R N
245 0 _aTELEMENTRY AND DATA TRANSMISSION SYSTEM SION
260 _bS.KKHAN , M.Y.NA PUB.
_aNEW DELHI
300 _a247
500 _a17210
942 _cBK
999 _c23441
_d23441