000 00334nam a2200109Ia 4500
008 210219s9999||||xx |||||||||||||| ||und||
100 _aG.K. Publication PVt. Ltd.
_911771
245 0 _aGate papers in physical science.
_cG.K. Publication PVt. Ltd.
260 _aNew Delhi.
_bG.K. Pbullication.
_c1998
300 _aVarying pa
942 _cBK
999 _c33154
_d33154