000
00282nam a2200121Ia 4500
008
220201s1985 xx 000 0 eng d
100
_a
MATHUR S B
245
0
_a
MECHANICAL ENGINEERING
250
_a
2
260
_a
DELHI
_b
DHANPAT RAI AND SONS
_c
1985
300
_a
815
942
_2
ddc
999
_c
90640
_d
90640