There has been data ("How to Repair iPhone Screen & Unlock iPhones: Learning how to repair cracked iPhone screen, unlock iPhones, upgrade iPhones iOS version & backup iPhones made easy (Pictures inclusive)") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Tue Dec 31 12:24:09 2019, so the data displayed here has been removed .