000 00330nam a2200109Ia 45e0
008 181001s1969 xx 000 0 und d
100 _aMehra – Lall
245 2 _aA text book of vector analysis
260 _aLucknow
_bPrakashan Kendra
_c1969
300 _a234
942 _2ddc
_cBK
999 _c1068
_d1068