-
1
-
2by Verny, O., FAO, Rome (Italy) eng, International Labour Office, Geneva (Switzerland) eng, Centre National d'Economie Familiale Rurale, Thies (Senegal) fre
Published 1969Texto bibliotecaFAO IT -
3by Verny, O., FAO, Rome (Italy) eng, International Labour Office, Geneva (Switzerland) eng, Centre National d'Economie Familiale Rurale, Thies (Senegal) fre
Published AugTexto bibliotecaFAO IT