000 00355pam a2200157a 44500
008 230515b1989 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENGLISH
082 _aN.D.
100 _aKHURMI R.S., SEDHA R.S.
245 _aMATERIAL SCIENCE
250 _a0
260 _aNULL
_bS. CHAND & COMPANY
_c1989
300 _a486
650 _aNULL
999 _c568787
_d568787