1. UN: Global refugee numbers reached alarming levels in 2014, Syria the biggest source. Available at: http://www.usnews.com/news/world/articles/2015/06/18/un-global-refugee-numbers-reach-alarming-levels. Accessed June 15, 2015.
2. UN warns of alarming level in global refugee numbers. Available at: http://www.aljazeera.com/news/2015/06/warns-alarming-level-global-refugee-numbers-150618133734323.html. Accessed June 15, 2015.
3. Global refugee figures highest since WW2, UN says. Available at: http://www.bbc.com/news/world-27921938. Accessed June 15, 2015.
4. 2015 World Hunger and Poverty Facts and Statistics by WHES. Available at: http://worldhunger.org/articles/Learn/world%20hunger%20facts%202002.htm. Accessed July 15, 2015.
5. A theory of human motivation;Maslow;Psychol Rev,1943