000 00299nam a2200109Ia 4500
008 230130s1970 xx 000 0 und d
041 _aeng
082 _a530.4
100 _aMathur, D. S.
_91470123
245 _aElements of Properties of matter
260 _aN. Delhi
_bShyam Lal charitable Trust
_c1970
999 _c952656
_d952656