000 00458pam a2200145a 44500
082 _a372.7
_bD492i
100 _aDevault, M. Vere
245 1 _aIMPROVING MATHEMATICS PROGRAMS
_cTRENDS AND ISSUES IN THE ELEMENTARY SCHOOL
260 _aColumbus, Ohio
_bC. E. Merrill Books
_c1961
300 _a552
650 _aArithmatic. Study And Teaching. (Elementary)
650 _aMathematics. Study And Teaching (Elementary)
964 _gCIRC
997 _a28309 C
999 _c423392
_d423392