000
00257nam a2200121Ia 4500
020
_a
0750652136
082
_a
621 GEN
100
_a
GENTLE, R.
245
_a
MECHANICAL ENGINEERING SYSTEMS
260
_b
BUTTERWORTH
_c
2002
300
_a
310
942
_2
ddc
_c
B
999
_c
64323
_d
64323