03/05/2011

When do you include a retrieval date in a citation?

When a citation includes a digital object identifier (DOI; see Electronic Sources and Locator Information [PDF]), no further retrieval information is needed.

When a DOI is not available, and a URL is included, do not include retrieval dates unless the source material may change over time (e.g., wikis).

via www.apastyle.org

Official APA style for retrieval dates. I'm not sure I like the second part of this. It's not only wikis that are likely to change; any website could disappear or restructure its URLs.

Mar 5, 2011 1:03:50 AM

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