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Educating for a sustainable future : commitments and partnerships : proceedings of the High-Level International Conference on Education for Sustainable Development at the World Summit on Sustainable Development, 2-3 September 2002, Johannesburg / organized by UNESCO and the South African Ministry of Education in cooperation with the NGO-UNESCO Liaison Committee.
- 372.357 E2447
- UNESCO,
- c2004.
- Paris :
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Letters to future generations : original texts / selected and compiled by Federico Mayor, in collaboration with Roger-Paul Droit.
- 808.86049 L6514
- UNESCO,
- 1999.
- Paris :