000 00248nam a2200109Ia 4500
008 161008s9999 xx 000 0 und d
100 _aTYAGI J K
245 _aENGINEERING MATHEMATICS
260 _bKHANNA BOOKS
_c2009
300 _a405
942 _cBK
999 _c42728
_d42728