DuCharme, B. Learning SPARQL: Querying and updating with SPARQL 1.1 (2a ed.).
芝加哥风格引文DuCharme, Bob. Learning SPARQL: Querying and Updating with SPARQL 1.1. 2a ed.
MLA引文DuCharme, Bob. Learning SPARQL: Querying and Updating with SPARQL 1.1. 2a ed.
警告：这些引文格式不一定是100％准确.