Series
Synthesis Lectures on the Semantic Web: Theory and Technology http://www.morganclaypool.com/toc/wbe.1/1/1
Concepts
- Tom Heath and Christian Bizer (2011) Linked Data: Evolving the Web into a Global Data Space (1st edition). Synthesis Lectures on the Semantic Web: Theory and Technology, 1:1, 1-136. Morgan & Claypool. Available online at http://linkeddatabook.com/editions/1.0/.
- Dean Allemang and James Hendler (2011) Semantic Web for the Working Ontologist, Second Edition: Effective Modeling in RDFS and OWL, Morgan Kaufmann; 2 edition (June 3, 2011). Available for purchase at http://www.amazon.com/Semantic-Web-Working-Ontologist-Second/dp/0123859654/ref=sr_1_2?ie=UTF8&s=books&qid=1306859398&sr=8-2
Technical
- Bob DuCharme (2011) Learning SPARQL. O'Reilly Media. Info online at http://shop.oreilly.com/product/0636920020547.do and http://www.learningsparql.com/