Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page David Cameron:

"

Cameron agreed to holding the 2014 Scottish independence referendum and eliminated the "devomax" option from the ballot for a straight out yes or no vote. His support for the successful Better Together campaign extended to making a successful request to the Queen to intervene.[9] He had also backed a successful campaign to retain the status quo in a referendum on changing the voting system held at the request of his coalition partners.