IUCN

Conservation of Sudan's coral reefs : final report

The educational challenge of the World Conservation Strategy

International course for teacher training in environmental conservation and education, Rhyd-y-Creuau, The Drapers Field Centre, Betws-y-Coed Caernarvonshire, North Wales, United Kingdom, 2-12 August 1972 : final report

The selection of biosphere reserves in eastern Africa

Wildlife conservation and sustainable yields

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