| 000 | 00523nam a2200229 4500 | ||
|---|---|---|---|
| 008 | 110906s9999 xx 000 0 und d | ||
| 020 | _a(hard cover): | ||
| 082 | 0 | 0 | _a3 erd |
| 082 | 0 | 0 | _a371 |
| 100 | 0 | _aerdos, | |
| 245 | 1 | 0 |
_ateaching by correspondence: _crenee; |
| 250 | _a1 | ||
| 260 |
_auk: _blongmans,green & co _c1967, |
||
| 300 | _a218, | ||
| 300 |
_axvi. _c23 |
||
| 490 | 0 | _aunesco source book | |
| 500 | _aincludes index | ||
| 504 | _a | ||
| 504 | _aincludes references | ||
| 600 | 1 | 0 |
_af _x |
| 906 | _c | ||
| 999 |
_c50254 _d50254 |
||