| 000 | 00366cam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 180718b1977 xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9231014017 | ||
| 082 | _aO9108 Un3 | ||
| 245 |
_aTrends in environmental education _cby UNESCO |
||
| 260 |
_aParis _bUnited Nations Educational, Scientific and Cultural Organisation _c1977 |
||
| 300 | _a244p. | ||
| 700 | _aU.K.UNESCO | ||
| 999 |
_c494168 _d494168 |
||