About: http://webisa.webdatacommons.org/357753751

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	Computers and other types of teaching machines are often used to present the material, although books may also be used.
http://www.w3.org/ns/prov#wasQuotedFrom	questia.com