Beyond farmer first :
Beyond farmer first : rural people's knowledge, agricultural research and extension practice /
Edited by Ian Scoones and Jhon Thompson with a foreword by Robert Chambers
- London : International Institute for Environment and Development, 1994.
- 301 páginas ; 23 x 15 cm.
1853392502
Desarrollo agrícola
Agricultura
306.364 / B48b
1853392502
Desarrollo agrícola
Agricultura
306.364 / B48b