000 00264nam a22001217a 4500
020 _a9789389615555
084 _aO-2,1NM028x
100 _aMOHAN KUMAR, M
245 _aExplorations
260 _aNew Delhi
_bAuthors Press
_c2020
300 _a95p.
942 _cGEN
999 _c629966
_d629966