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Az ökológia kérdései a sajtóban
Kováts, Ildiko; Tölgyesi, János - 1986
Persistent link: https://www.econbiz.de/10000723876
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The state of the environment in the European Community 1986
1987
Persistent link: https://www.econbiz.de/10000732013
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The state of the environment report for South Australia
1988
Persistent link: https://www.econbiz.de/10000799278
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Proceedings of Ghana Scope's Conference on Environment and Development in West Africa : (full report) ; September 1 to September 7, 1974
Laryea, Angeline M. (contributor) - 1976
Persistent link: https://www.econbiz.de/10000804419
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The state of the environment
Organisation for Economic Co-operation and Development - 1991
Persistent link: https://www.econbiz.de/10000807124
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Environmental protection in the USSR
Košeleva, Natalya - 1989
Persistent link: https://www.econbiz.de/10000812036
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Crossroads : environmental priorities for the future
Borrelli, Peter (ed.) - 1988
Persistent link: https://www.econbiz.de/10000769512
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Development and the environment in the Senegal basin under the OMVS Treaty
Okidi, Charles O. - 1987
Persistent link: https://www.econbiz.de/10000770156
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Environmental ethics : man's relationship with nature interactions with science
Bourdeau, Philippe (contributor) - 1990
Persistent link: https://www.econbiz.de/10000813559
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The earth report : the essential guide to global ecological issues
Goldsmith, Edward (contributor) - 1988
Persistent link: https://www.econbiz.de/10000756772