000 00360 a2200145 4500
003 WUSLLib
005 20260513112440.0
008 260513b |||||||| |||| 00| 0 eng d
082 _a621.382
_bOPE
245 _aMathematics Booklet
260 _bOpen university
_c1990
_g1990
300 _a14p.
_c29cm
650 _aCommunications engineering
942 _cL
_2ddc
999 _c41820
_d41820