Sources:
Harvested
- w:Category:Comparison shopping websites harvested on 2014-08-01 and again on 2016-01-18
- http://www.marketingdonut.co.uk/marketing/marketing-strategy/pricing/a-guide-to-price-comparison-websites harvested on 2014-08-01
- http://paler.com/price_comparison.html - for UK harvested on 2014-08-01
- w:Comparison shopping website harvested for links 2016-01-17
- w:fi:Hintaseuranta harvested for links 2016-01-17
- w:fr:Comparateur de prix de carburant harvested for links 2016-01-18
- http://www.dmoz.org/World/Deutsch/Zuhause/Verbraucherinformationen/Preisagenturen/Online-Preisvergleiche/ harvested for links on 2016-01-18
- http://preisvergleichsservice.de/ harvested for links on 2016-01-18
- http://www.discountlinks.de/ harvested for links on 2016-01-18
- http://www.dmoz.org/Home/Consumer_Information/Price_Comparisons/ harvested for links on 2016-01-18
- http://www.dmoz.org/Home/Consumer_Information/Automobiles/Fuels/Price_Comparisons/ harvested for links on 2016-01-18
- http://www.dmoz.org/Regional/Europe/United_Kingdom/Recreation_and_Sports/Home_and_Garden/Consumer_Information/Price_Comparisons/ harvested for links on 2016-01-18
- https://en.wikipedia.org/wiki/Template:Travel_ticket_search_engines harvested for links on 2016-01-19
- https://en.wikipedia.org/wiki/Category:Travel_ticket_search_engines harvested for links on 2016-01-19
- https://en.wikipedia.org/wiki/Ciao_%28website%29 harvested for links on 2016-01-19
Not yet harvested
Gonna need to differentiate direct-book sites from indirect-book ( i.e. you need to log-in elsewhere to book ). --Juboxi (talk) 15:42, 3 January 2015 (EET)