アドコム・メディア[1979]-2022<Z16-1465>
Available onlineNational Diet LibraryOther Libraries in Japan
電気通信協会[1938]-<Z16-190>
National Diet LibraryOther Libraries in Japan
日本ITU協会1991-2012<Z16-773>
Available onlineNational Diet LibraryOther Libraries in Japan
日経BP社1985-2017<Z14-1140>
National Diet LibraryOther Libraries in Japan
NECマネジメントパートナー株式会社 編日本電気1981-<Z16-1223>
Available onlineNational Diet LibraryOther Libraries in Japan