TY  - BOOK
AU  - Howard, D. J.
AU  - Hayes, F. W.
ED  - Gran Breetaña. Forestry Commission.
TI  - Aid tool for timber harvesting
T2  - Leaflet
PY  - 1983///
CY  - London
PB  - Her Mejesty's Stationery Office
KW  - Maquinaria forestal
ER  -