000
00239nam a2200109Ia 4500
999
_c
19331
_d
19331
100
_a
Abdulla Sheriff
245
_a
Theory of machines
250
_a
3
260
_c
1992
_b
DHANPAT RAI & SONS
_a
New Delhi
700
_a
Shariff N A
942
_c
BB