About: http://webisa.webdatacommons.org/324423206

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	On each page is a link to the workbooks in PDF format and you will need Adobe Acrobat.
http://www.w3.org/ns/prov#wasQuotedFrom	troop42.com