From Wikipedia, the free encyclopedia
Encyclopedias and dictionaries[edit]
Anthologies and collection[edit]
Journals[edit]
Magazines[edit]
Newspapers[edit]
Podcasts[edit]
Mailing lists[edit]
Newsgroups[edit]
Television[edit]
Plaques, posters, sculpture, signs[edit]
Speeches[edit]
Technical reports[edit]
Government documents[edit]