000
00239nam a2200109Ia 4500
008
220201s1999 xx 000 0 eng d
100
_a
RAJAN, T.V
245
0
_a
HEAT TREATMENT
260
_a
DELHI
_b
PHI
_c
1999
300
_a
455
942
_2
ddc
999
_c
67930
_d
67930