000 00278nam a2200097 4500
999 _c335322
_d335322
082 _a548
_bVER.P
100 _aVerma, Ajit.Verma and Krishna
245 _aPolymorphism and polytyposm in crystals
_cVerma, Ajit.Verma and Krishna
260 _aNew York
_c1966
_bJohnWiley
942 _cBK