000
002630000a22001090004500
245
_a
Control engineering : stability 1 & 2
110
_a
Open University
260
_a
Milton Keynes
_b
Open University
_c
1978
080
_a
621-5
_b
O6
041
_a
EN
942
_c
BK
999
_c
110715
_d
110715