000
00314nam a2200133Ia 4500
008
220201s1991 xx 000 0 eng d
082
_a
620.11
_b
KHU
100
_a
Khurmi &Sedha
245
0
_a
Material science & process
250
_a
3
260
_b
New Delhi : S. Chand Co.
_c
1991
300
_a
572
942
_2
ddc
999
_c
85160
_d
85160