| 000 | 00378cam a22001337a 4500 | ||
|---|---|---|---|
| 008 | 180718b1957 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aQ23x42 P537 | ||
| 100 | _aPhilip, A.F. | ||
| 245 |
_aProblem of the problem family _cby A.F. Philip and Noel Philip |
||
| 260 |
_aLondon _bFamily Service Units _c1957 |
||
| 300 | _a77p. | ||
| 650 | _aProblem families | ||
| 700 | _aPhilip, Noel | ||
| 999 |
_c432357 _d432357 |
||