Log in to your account, and from the “New Request” section, select the type of request (article, loan, book chapter, etc.). If this is your first login, you will be asked to provide demographical and contact information.
From within WorldCat, other databases, and the FullTextFinder. Look for the ILLiad button or link. The ILLiad form will self-populate with citation information, but double check to make sure the form is complete and accurate.