| 000 | 00502nam a22001697a 4500 | ||
|---|---|---|---|
| 003 | ZW-GwMSU | ||
| 005 | 20170918160752.0 | ||
| 008 | 120706t xxu||||| |||| 00| 0 eng d | ||
| 040 | _cMSU | ||
| 100 |
_aBALLARD, Philip Boswood _915713 |
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| 245 |
_aTeaching the essentials of arithmetic _cPhilip Boswood Ballard |
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| 260 |
_aLondon _bUNiversity of London Press Limited _c[19...] |
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| 300 | _a260 p. | ||
| 504 | _aIncludes index | ||
| 650 |
_aArithmetic _xStudy and teaching _915714 |
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| 942 |
_2lcc _cB |
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| 999 |
_c25300 _d25300 |
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