David, I. (1989). The state of Agricultural statistics in Southeast Asia. Asian Development Bank, Economics Office.
Citazione stile Chigago Style (17a edizione)David, I.P. The State of Agricultural Statistics in Southeast Asia. Manila: Asian Development Bank, Economics Office, 1989.
Citatione MLA (9a ed.)David, I.P. The State of Agricultural Statistics in Southeast Asia. Asian Development Bank, Economics Office, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.