000 00487nam a2200145 a 4500
005 20240602103102.0
008 040401s19uu xx 00 eng d
100 _aPage, David A.
245 _aNumber lines, functions, and fundamental topics :
_bmathematics for elementary school teachers /
_cDavid A. Page.
260 _aNew York :
_bMacmillan,
_cc1964.
300 _aix, 283 p. : ill.
650 _aArithmetic
_xStudy and teaching (Elementary).
650 _aNumber line.
942 _2ddc
999 _c70035
_d70035