The corporate author or organization sponsoring the website is often also the title of the entire website. If this is the case, skip the author information and begin the works cited entry with the title of the web page or section, in quotation marks. The corporate author or sponsoring organization's name will appear as the web site title, in italics.
Corporate Author or Organization. "Title of Web Page." Title of Web Site in Italics, Date, URL
If there are no page numbers, as is often the case with websites, omit page numbers in the citation.
(Author or "Title of Page" where Author is omitted).
The content of wikis changes over time. It is recommended that you
"Title of Entry." Title of Wiki, Publisher, Day Month Year entry was last modified, Time entry was last modified, URL of entry. Accessed Day Month Year Wikipedia entry was last viewed.
("Title of Entry in Quotation Marks").
Author lastname, Author first name initials or username if no name given. "Title of Blog Post." Title of Blog, Day Month Year of post, URL.
Use the author's twitter handle in place of author name, and include the entire tweet in quotation marks.
Username. "Entire text of the tweet in quotes." Twitter, Day Month Year, Time, URL.
Look at the top and bottom of the web page for a publication or last revised date.
Dates in the works cited list should be given as fully as they appear in your source. Include times and time zone information when available.
If no date is available, omit this element from your works cited entry, but include an accessed date following the location information.