000 00248nam a22001217a 4500
999 _c34652
_d34652
020 _a9788121931144
082 _a576.5 /VER
100 _aVerma P.S.
245 _aGenetics
260 _aNew Delhi
_bS.Chand Co
_c2019
300 _a1293
942 _cBK