Food and Agriculture Organization. (1996). Low external input sustainable agriculture (LEISA) in: Selected countries of Asia: regional workshop report and case studies. FAO.
Cita Chicago (17th ed.)Food and Agriculture Organization. Low External Input Sustainable Agriculture (LEISA) in: Selected Countries of Asia: Regional Workshop Report and Case Studies. Rome: FAO, 1996.
Cita MLA (9th ed.)Food and Agriculture Organization. Low External Input Sustainable Agriculture (LEISA) in: Selected Countries of Asia: Regional Workshop Report and Case Studies. FAO, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.