000 00308nam a2200109Ia 4500
008 221007s9999 xx 000 0 und d
100 _aNair Somanathan B., Deepa S.N.
245 0 _aBasic Communication and Information
260 _aI.K. Pub, New Delhi
_bI.K. Pub, New Delhi
_c2011
300 _a330
942 _cBK
999 _c3921
_d3921