title: how can i get list of book from Wikibooks with SPARQL query
body: <p>how can i get list of book from Wikibooks with SPARQL query fo example :
  PREFIX  dbo:<a href="http://dbpedia.org/ontology/" rel="nofollow noreferrer">http://dbpedia.org/ontology/</a>
  PREFIX dba:<a href="http://dbpedia.org/ontology/" rel="nofollow noreferrer">http://dbpedia.org/ontology/</a><br>
  SELECT  ?author ?name ?label ?text ?title ?isbn ?publisher ?literaryGenre ?pages WHERE<br>
  {?book   a                 dbo:Book.<br>
  ?book   dbo:author         ?author.
  ?book   dbo:numberOfPages  ?pages.
  ?book   dbp:title          ?title.
  ?book   dba:isbn          ?isbn.
  ?book   dba:publisher        ?publisher.</p>
  
  <p>FILTER regex(?title , "java") .
  }</p>