Articoli pubblicati da:
Olmstead, Alan L.Risultato della ricerca: (3 titoli )
The diffusion of the tractor in america agriculture: 1910-1960 |
International Center for Economics Research, Torino. ICER - Working papers series - 2000
The diffusion of the tractor in American agriculture: 1910-1960 |
International Center for Economics Research, Torino. ICER - Working papers series - 2000
Historical perspectives on exotic pests and deseases in California |
International Center for Economics Research, Torino. ICER - Working papers series - 2000