1. Asian Development Bank (ADB).2015.Guidance note: Irrigation subsector risk assessment. Manila Philippines. Available at:http://www.adb.org/documents/guidance‐note‐irrigation‐subsector‐risk‐assessment(accessed March 2019).
2. Asian Development Bank (ADB).2017Irrigation subsector guidance note. Building blocks for sustainable development. Mandaluyong City. Philippines. Available at:https://www.adb.org/sites/default/files/institutional‐document/238481/irrigation‐guidance‐note.pdf(accessed April 2019).
3. vonBraunJ.2008.Rising Food Prices: What Should Be Done?IFPRI Policy Brief • April 2008. Washington DC USA. Available at:http://www.ifpri.org/blog/rising‐food‐prices‐what‐should‐be‐done(accessed May 2019).
4. BurtC.2011.The Irrigation Sector Shift from Construction to Modernization: What Is Required for Success?8th N. D. Gulhati Memorial Lecture presented at ICID's 21st International Congress on Irrigation and Drainage 16–22 October Tehran Iran. Available at:http://www.icid.org/nd_gulhati_2011.pdf(accessed February 2019).