000 00331cam a2200145 4500
001 0335002552
008 020311t1979 xxu||||| |||| 00| 0 eng d
020 _a0335002552
110 _aOPEN UNIVERSITY
245 0 _aPreparing to study
260 _bO.U.P.
_c1979
500 _aHeld at: MS
650 _aLearning
999 _c53142
_d53142