rural people's knowledge, agricultural research and extension practice Scoones, Ian Editor Thompson, John Editor Chambers, Ian Editor text enk London International Institute for Environment and Development 1994 monographic eng 301 páginas ; 23 x 15 cm. specialized Edited by Ian Scoones and Jhon Thompson with a foreword by Robert Chambers Desarrollo agrícola Agricultura 306.364 B48b 1853392502 CO-BoIAVH 160205 20200104041600.0