000 00677nam0a22002171004500
001 33479
005 20200804104607.0
010 _a335-02503-X
090 _a33479
100 _a19891122d1971 k y0pory5003 ba
101 0 _aeng
102 _aUS
200 1 _aSystems file
_fThe Open University
_gprepared by R. J. Beishon
210 _aWalton Hall
_cThe Open University Press
_d1971
215 _a55 p.
_cil.
_d30 cm
225 2 _aTechnology Foundation Course
_hT100
_v5)
675 _a519.716
_vint
_zeng
702 1 _914984
_aBeishon,
_bR. J.
_4070
710 0 2 _aThe Open University.
942 _cLIVRO
_n0