The Citation reference article from the English Wikipedia on 24-Jul-2004
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Citation

For the thoroughbred, see Citation (horse). For the criminal justice document, see summons.

A citation is a credit or reference to another document or source. There are many rules for the format and use of such citations in different fields:

Varying rules and practices for citations apply in a science, a law, a theological citing of authority (e.g. the isnah which "back" the hadith in Islam), the prior art that applies in patent law, or marks applied in copyright.

Definitions of plagiarism, uniqueness or innovation, trustworthiness or reliability vary so widely among these fields that the use of citations has no simple common practice. In any of these fields the concept of a citation index can apply, which summarizes published citations of a given publication.

When using citations, one generally uses both a works cited page or section--also called the bibliography, source list or list of references--in conjunction with parenthetical citations (citations which refer the reader to a particular cited work). Some styles use endnotes at the end of the last page or at the end of each page instead of a works cited page.

Various organizations have created systems of citation to fit their needs. Some of the most important are:

See also:

References