Thapa, G. B. The economics of tractor ownership and use in selected districts of the Nepal, Terai.
Citazione stile Chigago Style (17a edizione)Thapa, Ganesh Bahadur. The Economics of Tractor Ownership and Use in Selected Districts of the Nepal, Terai.
Citatione MLA (9a ed.)Thapa, Ganesh Bahadur. The Economics of Tractor Ownership and Use in Selected Districts of the Nepal, Terai.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.