| 000 | 00309nam a2200085Ia 4500 | ||
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| 008 | 211105s9999 xx 000 0 und d | ||
| 020 | _a" | ||
| 100 |
_a Raath, S. P. _9105725 |
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| 245 | 0 | _aEnvironmental management in schools : a manual for developing and maintaining an enviromental management system for schools | |
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_c606574 _d606573 |
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