Hansford, Francis et alPublication year: 2007Source publication informationJournal Title: Participatory learning and actionVolume: No 56 Pages: p 33-40PublisherIIEDIIED, 3 Endsleigh Street, London WC1H 0DD, Tel: +44 (0) 20 7388 2117, fax: +44 (0) 20 7388 2826Londonhttp://www.iied.org Publisher reference: International Institute for Environment and Development