How To Integrate Google Adwords with Your Google Analytics Account
Upon logging in to your Google Adwords Account, click on "Settings & Billing" then click on "Linked accounts"
Upon doing this, you should see a list of all the Google Analytics accounts you have access to:
Simply find the name of the account you want to link in the first column, then click the "LINK" action and follow the prompts to tie the data into the report.