Wikipedia is a web resource that provides information on all topics in the line of encyclopedias.
According to statistical research, about 1/3rd of the sources are from news magazines.
Books, archives and videos form another one-third. the rest are constituted of government, music, sports, commerce and other sources.
The major source of wikipedia's information is books.google.com the next being web.archive.org. These are referred to as the source of the material in the pages of wikipedia about 150,000 and 100,000 times respectively.
news.bbc.co.uk is the most referred source by wikipedia for its largest section news and magazines. This makes it the third among the top 50 sources for wikipedia.
