[All Styles] How do I cite a search engine like Google, Yahoo or Bing?
When you do a search in Google or another search engine, the results represent links to external Web pages (not content published by the search company). Google crawls the Web and creates an index of Web pages that the robot "spider" finds. When you enter search terms, Google's software searches this index. Therefore, there is no need to cite Google if all you have done is used it as a search engine to find other information. If you wish to indicate the search engine used, you can say something in your research paper like "When I searched [indicate the words you searched on] in Google..."