000 00352pam a2200133a 44500
008 160408b1975 xxu||||| |||| 00| 0 eng d
020 _a0 335 05557 5
082 _a515.7
_bOP2C
100 _aThe Open University
245 1 _aMATHEMATICS
_bA THIRD LEVEL COURSE
260 _a
_bThe Open University Press
_c1975
964 _gCIRC
997 _aA72254 C
999 _c280600
_d280600