About: http://webisa.webdatacommons.org/100569319

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	The textbook, Calculus, is used in more than 100 colleges nationwide and on every continent except Antarctica.
http://www.w3.org/ns/prov#wasQuotedFrom	roanoke.edu