About: open textbook

Premodifier: open
Head noun: textbook

Same concepts
http://dbpedia.org/resource/Open_textbook

Broader concepts

label	provenance	confidence
open educational resource	isap:60271767	0.762610
resource	isap:60271777	0.540528
oer	isap:350324089	0.526982

Narrower concepts

label	provenance	confidence