Kasutatud allikad
https://www.cia.gov/library/publications/the-world-factbook/
http://www.photius.com/rankings/geography/population_density_persons_per_sq_km_2009_0.html
http://sedac.ciesin.columbia.edu/gpw/global.jsp
http://sedac.ciesin.columbia.edu/gpw/country.jsp?iso=IRL#
http://www.census.gov/ipc/www/idb/
https://www.cia.gov/library/publications/the-world-factbook/
http://www.photius.com/rankings/geography/population_density_persons_per_sq_km_2009_0.html
http://sedac.ciesin.columbia.edu/gpw/global.jsp
http://sedac.ciesin.columbia.edu/gpw/country.jsp?iso=IRL#
http://www.census.gov/ipc/www/idb/
https://www.cia.gov/library/publications/the-world-factbook/