000 00366nam a2200133Ia 4500
008 190829s9999 xx 000 0 und d
082 _a510
_bCUT/T
100 _aCUTLER,ANN
100 _aMcSHANE,RUDOLPH
245 4 _aTHE TRACHTENBERG SPEED SYSTEM OF BASIC MATHEMATICS
250 _a1st Ed.
260 _bRupa and Company, New Delhi
_aNew Delhi
_c1960
942 _cBK
999 _c16594
_d16594