| 000 | 00418nam a2200157Ia 4500 | ||
|---|---|---|---|
| 003 | NIELib | ||
| 008 | 211019s9999||||xx |||||||||||||| ||und|| | ||
| 082 |
_a374.4 _bERD |
||
| 100 |
_aErdos, Ranee F. _920541 |
||
| 245 | _aTeaching by Correspondence | ||
| 260 |
_bLongmans, _c1967. _aLondon: |
||
| 300 |
_axvi,218p.; _c22 cm |
||
| 650 | 0 |
_aDistance Education _920518 |
|
| 650 | 0 |
_aAdult Education _920519 |
|
| 942 |
_2ddc _cLM |
||
| 999 |
_c31789 _d31789 |
||