000 00245nam a2200109Ia 4500
008 230901s9999 xx 000 0 eng d
100 _aSINGH (SURJEET)
245 0 _aMODEM ALGEBRA
250 _a8
260 _bWILEY INDIA
942 _2ddc
_cSCIENCE
999 _c20080
_d20080