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Article in a reference work (encyclopedia, dictionary, wiki) (Chicago)

Note (print)

Chicago-77

39. Encyclopaedia Britannica, 15th ed., s.v. “Monroe Doctrine.”

Explain

Begin with the title of the reference work, italicized.
Well-known reference works such as encyclopedias do not require publication information. Usually the edition number is sufficient to identify the source.
Use the abbreviation “s.v.” (for the Latin sub verbo, “under the word”) before the entry you are citing.
Put the entry title in quotation marks.
Well-known reference works are usually not included in the bibliography.

Note (on the Web)

40. Wikipedia, s.v. “James Monroe,” last modified February 20, 2014, http://en.wikipedia.org/wiki/James_Monroe.

Explain

Begin with the title of the reference work, italicized.
Use the abbreviation “s.v.” (for the Latin sub verbo, “under the word”) before the entry you are citing.
Put the entry title in quotation marks.
Include the last modified date and the URL for the entry.
Wikis are not included in the bibliography.

Note (work with author)

Chicago-78

41. Bryan A. Garner, Garner’s Modern American Usage, 3rd ed. (Oxford: Oxford University Press, 2009), s.v. “brideprice.”

Bibliography

Garner, Bryan A. Garner’s Modern American Usage. 3rd ed. Oxford: Oxford University Press, 2009.

NOTE: Well-known reference works are usually not included in the bibliography.

Explain

Give both a note and a bibliography entry, as for a book.
In place of the page number where the entry can be found, use the abbreviation “s.v.” (for the Latin sub verbo, “under the word”) before the entry you are citing.
Put the entry title in quotation marks.

Note on breaking URLs and DOIs

If you must break a URL or a DOI at the end of a line, break it after a colon or a double slash or before any other mark of punctuation.
Do not add a hyphen.
Do not put a period at the end of the entry.

General guidelines for Chicago notes and bibliography

Directory to Chicago notes and bibliography entries