000 00742cam a2200253 i 4500
001 2688267
003 BD-DhUL
005 20140829114124.0
008 750224s1976 nyua 001 0 eng
010 _a 75005767
020 _a0061644021
040 _aDLC
_cDLC
_dDLC
_dBD-DhUL
050 1 0 _aQA107
_b.A73
082 0 0 _a513
_bBEA
245 0 0 _aArithmetic :
_bdeveloping concepts and skills /
_cJ. William Beck ... [et al.].
260 _aNew York :
_bHarper's College Press,
_cc1976.
300 _a711 p. :
_bill. ;
_c28 cm.
500 _aIncludes index.
650 0 _aArithmetic.
650 0 _aArithmetic
_xRemedial teaching.
700 1 _aBeck, John William.
906 _a7
_bcbc
_corignew
_d1
_eocip
_f19
_gy-gencatlg
942 _2ddc
_cBK
999 _c6297
_d6297