000 00508nam a22002057a 4500
003 OSt
008 220810b ||||| |||| 00| 0 eng d
020 _a0435502522
020 _a0435502530
082 _a510
100 _aClarke, L. Harwood
245 _aOrdinary level Mathematics
250 _a5th. ed.
260 _aLondon
_bHeinemann Educational Books
_c1971
300 _axiv, 474p.
300 _a21cm.
650 _aMathematics
650 _aMathematics -- Study and teaching
942 _2ddc
_cBK
999 _c2392
_d2392