00529nam a22001937a 450000500170000000800410001702000180005802800370007608200120011310000170012524500510014226000350019330000220022836500070025065000160025765000250027365000220029870000150032020250807110748.0250807b        |||||||| |||| 00| 0 eng d  a9781858350499  aDonated by Prof. Sanjeev Agrawal  a510 MAS  aMason, John.  aLearning and Doing Mathematics.c/ John Mason.  b: The Open Universityc, 1999.  aix, 87p.c: 26cm.  b00  aMathematics  aLearning Mathematics  aDoing Mathematics  aJohn Mason