Polthanee, A. (1983). Rainfed cropping systems in Northeast Thailand. Environment and Policy Institute, East-West Center.
Citazione stile Chigago Style (17a edizione)Polthanee, Anan. Rainfed Cropping Systems in Northeast Thailand. Honolulu, Hawaii: Environment and Policy Institute, East-West Center, 1983.
Citatione MLA (9a ed.)Polthanee, Anan. Rainfed Cropping Systems in Northeast Thailand. Environment and Policy Institute, East-West Center, 1983.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.