As the wealth of information in the area of science fiction, fantasy and horror continues to grow in volume and popularity, so does the need for an up-to-date reference source. This compilation aims to provide an overview of the reference materials pertaining to these genres. The book lists and evaluates all major and many minor reference sources in imaginative literature, including fan publications, serials and periodicals with reference value, non-genre materials of interest to science fiction researchers, and all the standard tools, such as bibliographies, dictionaries, encyclopaedias, directories, and indexes. This resource for all public and school library collections should also be of interest to researchers and science fiction fans.