Each citation, no matter what type of source you are citing, will contain some information about what it is, who created it, and when it was created.
For Books:
- Author(s) or Editor(s)
- Title (don't forget subtitles!)
- Edition (if there is more than one)
- Publication Date
- Publisher
- Place of Publication
For Articles:
- Author(s)
- Title of Article(don't forget subtitles!)
- Title of Journal in which the article appears
- Publication Date
- Volume and Issue numbers
- Page numbers
For Websites:
- Author(s), Editor(s), or Organization responsible for content
- Title of website or article
- Creation, publication, or revision date
- Date accessed
- URL (if a persistent URL is available, use it)