If you do not have a correction form, or can not locate a dispute submission area online, you can dispute credit report errors in writing. (creditreportproblems.com)
It may be that you want to complain or report an error in your statement. (myfinancekits.com)
If the statement shows transfers that you didn't make or that you need more information about, contact the card issuer immediately, using the special procedures it provided for reporting errors. (consumer.ftc.gov)