Austria Travel Guide: Information References
- http://www.worldtravelguide.net/austria
- http://www.lonelyplanet.com/austria
- http://www.austria.info/
- http://en.wikipedia.org/wiki/Languages_of_Austria
- http://www.thereareplaces.com/newguidebook/pdest/aupts.htm
- http://wikitravel.org/en/Austria#b
- http://www.austria-trips.com/aboutaustria.htm
- https://www.cia.gov/library/publications/the-world-factbook/geos/au.html