000 00264pam a2200121a 44500
082 _a620.1
_bC459e
100 _aChowdhuri, N.
245 1 _aENGINEERING MATERIALS
260 _aCalcutta
_bBani Book
_c1957
300 _a187
964 _gCIRC
997 _a2345 s C
999 _c415988
_d415988