| 000 | 00420cam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 180718b1963 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aQ438 W893 | ||
| 245 |
_aCare of well children in day- care centres and institutions _cby World Health Organization |
||
| 260 |
_aGeneva _bWorld Health Organization _c1963 |
||
| 300 | _a34p. | ||
| 440 | _aTechnical report Series No.256 | ||
| 700 | _aSwitzerland. World Health Organization | ||
| 999 |
_c416214 _d416214 |
||