The correct citation for the provided information is:
Lilley, Harvey. "The Wave That Destroyed Atlantis." BBC Timewatch, 20 Apr. 2007. Web. 17 March 2011. http://news.bbc.co.uk/3/hi/science/nature.
Here's why this citation is accurate:
1. The author's name, Harvey Lilley, is listed first followed by a period.
2. The title of the article, "The Wave That Destroyed Atlantis," is enclosed in quotation marks and followed by a period.
3. The website title, BBC Timewatch, is italicized and followed by a comma.
4. The publication date, April 20, 2007, is formatted as day, month, year and followed by a period.
5. The word "Web" indicates that the source is a website, followed by a period.
6. The retrieval date, March 17, 2011, is formatted as day, month, year and followed by a period.
7. The URL of the website is provided at the end.
This citation follows the correct format for citing an article from a website according to the guidelines outlined in the "Research Papers and Essays: Formatting and Citing Sources" document.
