दिहुनथाइनि गिबि मोनथाम बाहागोआ मोनदांनाय बाहागो आरो ब्रैथि बाहागोआ सामलायनायनि दिहुनथाइ मोनदाङै
The first three agents of production are tangible agents and fourth agent , produce of management , non-tangible .