About: http://webisa.webdatacommons.org/57457740

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	Learning materials have multiple forms, such as books, overhead slides, computer files, blackboard notes by teachers, narration to the notes, video/audio tapes etc.
http://www.w3.org/ns/prov#wasQuotedFrom	openthesis.org