1. AEVAL, 2010. Evaluación de la gestión y funcionamiento de las Confederaciones Hidrograficas. Agencia de Evaluación y Calidad, Ministerio de la Presidencia, Madrid.
2. Agric. Economics professor A, personal communication. Associate Professor of Agricultural Economics and Policy and Rural Sociology, Technical University of Cartagena, January 2011.
3. Agric. Economics academic professor, personal communication. Professor of Agricultural Economics, UPM, Madrid, January 2011.
4. Alagh, Y.K., 2009. Drained of all sense. Indian Express (May 2 Editorial).
5. Allan, T., 2010. Prioritising the processes beyond the water sector that will secure water for society – farmers in political, economic, and social contexts and fair international trade. In: Martinez-Cortina, L., Garrido, A., Lopez-Gunn, E. (Eds.), Re-thinking Water and Food Security. Taylor and Francis, London. Available from: http://www.fundacionbotin.org/fbwater-workshop-40september-200941-8216re45thinking-water-and-food-security8217-seminarios-internacionales_fundacion-botin-areas-de-actividad_observatorio-de-tendencias-8691267687.htm (Chapter 6).