About: http://webisa.webdatacommons.org/63777652

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	e use when that use is a mailed promotion focusing on products and services directly related to the teaching and learning of mathematics.
http://www.w3.org/ns/prov#wasQuotedFrom	nctm.org