000 00250nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a002
_bISA
100 _aIsaac, K A
245 0 _aLiterature search
260 _aDelhi
_bConcept
_c1990
942 _cBK
999 _c40223
_d40223