CNKI China Reference Books Collection Online (Wujiang)

“China Reference Book Network Publishing Library” contains a total of 3,000 dictionaries , encyclopedias, catalogs, tables, manuals and directories of almost 200 publishers, with more than 10 million entries and 700,000 pictures. It provides people with accurate, authoritative, credible knowledge search service. Its content covers the fields of natural sciences and humanities and social sciences. The library is the “Eleventh Five-Year” national key electronic publications and major network publishing project.

Website: http://gongjushu.cnki.net