About: http://webisa.webdatacommons.org/413559284

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	All of these sites except Amazon are DRM free and all except Amazon generally offer both ePub and mobi meaning that you have more freedom to choose an eReader you like (most of them - other than Amazon's Kindle - supports ePub).
http://www.w3.org/ns/prov#wasQuotedFrom	mobileread.com