Craig, I. A., Sukapong, C., & Suratikul, S. (1986). A cropping systems technology development process: The NERAD model. Northeast Rainfed Agricultural Development (NERAD) Project, Northeast Regional Office of Agriculture.
Citazione stile Chigago Style (17a edizione)Craig, Iain A., Chalerm Sukapong, e Songsak Suratikul. A Cropping Systems Technology Development Process: The NERAD Model. Khon Kaen, Thailand: Northeast Rainfed Agricultural Development (NERAD) Project, Northeast Regional Office of Agriculture, 1986.
Citatione MLA (9a ed.)Craig, Iain A., et al. A Cropping Systems Technology Development Process: The NERAD Model. Northeast Rainfed Agricultural Development (NERAD) Project, Northeast Regional Office of Agriculture, 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.