query: #defaultView:Map
  select ?books ?booksLabel ?date ?coord ?image WHERE
  {
  ?books wdt:P31  wd:Q210112   ;
          wdt:P625 ?coord .
    OPTIONAL {?books wdt:P571 ?date .}
    OPTIONAL {?books wdt:P18|wdt:P154 ?image}
    SERVICE wikibase:label { bd:serviceParam wikibase:language "en, fr, de". }
  }