What arithmetic shall we teach?

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050 0 ‡aQA135 ‡b.W65
100 1 ‡aWilson, Guy Mitchell, ‡d1876-1965.
245 1 0 ‡aWhat arithmetic shall we teach?
260 ‡aBoston, ‡aNew York [etc.] ‡bHoughton Mifflin company ‡c[c1926]
300 ‡avii, [1] p., 1 l., 148, [1] p. ‡bdiagrs. ‡c18 cm.
538 ‡aMode of access: Internet.
650 0 ‡aArithmetic ‡xStudy and teaching
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DAT 1 ‡a20221209140727.0 ‡b2023-08-11T17:51:01Z
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