About: http://webisa.webdatacommons.org/372683513

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	Sometimes schools and other organizations use them as part of their fundraising drive and you can usually get discounts off the book that way as well.
http://www.w3.org/ns/prov#wasQuotedFrom	bargaineering.com