| 000 | 00431nam a2200145 a 4500 | ||
|---|---|---|---|
| 008 | 1975 | ||
| 020 | _a923101241X | ||
| 082 | _a540.7 | ||
| 245 | 0 | 0 |
_aNew trends in chemistry teaching : _bvolume IV. |
| 260 |
_aParis : _bUnesco, _c1975 |
||
| 902 | _a150908 | ||
| 907 |
_a.b10469692 _bcstor _cn |
||
| 942 | _n0 | ||
| 998 |
_b0 _c150810 _dm _ea _fn _g0 |
||
| 999 |
_c44851 _d44851 |
||