000
00271nam a2200121Ia 4500
008
220201s1978 xx 000 0 eng d
100
_a
TRIKHA
245
0
_a
MACHINE DESIGN EXPERTISES
250
_a
4
260
_a
DELHI
_b
KHANNA PUB
_c
1978
300
_a
586
942
_2
ddc
999
_c
89899
_d
89899