Country. (n.d.). Life expectancy at birth, total (years) | Data | Graph. Data | The World Bank. Retrieved February 10, 2013, from http://data.worldbank.org/indicator/SP.DYN.LE00.IN/countries/GT-XJ-XN?display=graph
Guatemala People 1990 - Flags, Maps, Economy, Geography, Climate, Natural Resources, Current Issues, International Agreements,Population, Social Statistics, Political System. (n.d.). ITA - Information Technology Associates Immigration USA for Windows. Retrieved February 10, 2013, from http://www.theodora.com/wfb1990/guatemala/guatemala_people.html
Life expectancy at birth; total (years) in Guatemala. (n.d.). TRADING ECONOMICS | 300.000 INDICATORS FROM 196 COUNTRIES. Retrieved February 10, 2013, from http://www.tradingeconomics.com/guatemala/life-expectancy-at-birth-total-years-wb-data.html
World Bank. (s.f.). Trading Economics. Obtenido de http://www.tradingeconomics.com/guatemala/birth-rate-crude-per-1-000-people-wb-data.html