refdesk
Rispondi
Archivi autore: pascoli
titanica
Encyclopedia Titanica: http://www.encyclopedia-titanica.org/
encyclopediaCom
columbia
Columbia Encyclopedia: http://education.yahoo.com/reference/encyclopedia/
canadian
CIA
The World Factbook (CIA): https://www.cia.gov/library/publications/the-world-factbook/
smithsonian
Encyclopedia Smithsonian: http://www.si.edu/encyclopedia
spartacus
Spartacus Educational: http://www.spartacus.schoolnet.co.uk/Britain.html
allRefer
http://reference.allrefer.com/, country studies
britannica
Encyclopædia Britannica: http://www.britannica.com/