Dyfyniad APA

James, W. E. (1983). New evidence on yields, fertilizer application and prices in Asian rice production. Asian Development Bank.

Dyfyniad Arddull Chicago

James, William E. New Evidence on Yields, Fertilizer Application and Prices in Asian Rice Production. Manila: Asian Development Bank, 1983.

Dyfyniad MLA

James, William E. New Evidence on Yields, Fertilizer Application and Prices in Asian Rice Production. Asian Development Bank, 1983.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.