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Communication for rural innovation. Rethinking agricultural extension
Netherlands Technical Centre for Agricultural and Rural Cooperation Ede
Sustainable World SourceBook: Critical Issues, Viable Solutions, Resources for Action
Collectif d'auteurs
Creating a life together practical tools to grow ecovillages and intentional communities
Diana Leafe Christian
How NASA learned to fly in space : an exciting account of the Gemini missions
David M. David Michael Harland
