Wisden Cricketers' Almanack production of the "Almanack", until in 1965 it merged with the Press Association (PA). "Wisden" was acquired and published by Robert Maxwell's publishing conglomerate, Macdonald, in the 1970s. Cricket fan Sir John Paul Getty, Jr., bought the company, John Wisden & Co., in 1993 and in December 2008 it was sold to A&C Black, which is owned by Bloomsbury. The company presented the Wisden Trophy, for Test matches between England and West Indies, in 1963 to celebrate its 100th edition. In 2013, a history of "Wisden" was published: "The Little Wonder: The Remarkable History of Wisden", by Robert Winder ().
Reference work that is stored electronically, which is usually found on a computer, including information that is available on the internet. Libraries offer numerous types of electronic resources, such as subject research guides, indices, electronic books and texts, electronic journals, library catalogs, reference sources, statistical sources, sound recordings, and image databases. Sheehy's Guide is less international in its scope than Walford: "It seems that Walford is a somewhat better balanced work than Winchell, and is certainly much more comprehensive"--"American Reference Books Annual", quoted in Walford, A. J. (1981) "Walford's Concise Guide to Reference Material". London: Library Association ; p. 19. Reference work